BEGIN:VCALENDAR
VERSION:2.0
X-WR-CALNAME:Mathematical Anniversaries
BEGIN:VEVENT
SUMMARY:One day
DESCRIPTION:One day (1 days)
DTSTART:20260902
DTEND:20260903
END:VEVENT

BEGIN:VEVENT
SUMMARY:1st even-perfect-number days
DESCRIPTION:1st even-perfect-number days (6 days) (see http://en.wikipedia.org/wiki/Perfect_number)
DTSTART:20260907
DTEND:20260908
END:VEVENT

BEGIN:VEVENT
SUMMARY:One week
DESCRIPTION:One week (7 days)
DTSTART:20260908
DTEND:20260909
END:VEVENT

BEGIN:VEVENT
SUMMARY:1 Mooch
DESCRIPTION:1 Mooch (11 days) (see https://en.wikipedia.org/wiki/Anthony_Scaramucci)
DTSTART:20260912
DTEND:20260913
END:VEVENT

BEGIN:VEVENT
SUMMARY:1 lunar orbit
DESCRIPTION:1 lunar orbit (27 days)
DTSTART:20260928
DTEND:20260929
END:VEVENT

BEGIN:VEVENT
SUMMARY:2nd even-perfect-number days
DESCRIPTION:2nd even-perfect-number days (28 days) (see http://en.wikipedia.org/wiki/Perfect_number)
DTSTART:20260929
DTEND:20260930
END:VEVENT

BEGIN:VEVENT
SUMMARY:One month
DESCRIPTION:One month (30 days)
DTSTART:20261001
DTEND:20261002
END:VEVENT

BEGIN:VEVENT
SUMMARY:Life-universe-and-everything
DESCRIPTION:Life-universe-and-everything (42 days)
DTSTART:20261013
DTEND:20261014
END:VEVENT

BEGIN:VEVENT
SUMMARY:10th Fibonacci number days
DESCRIPTION:10th Fibonacci number days (55 days)
DTSTART:20261026
DTEND:20261027
END:VEVENT

BEGIN:VEVENT
SUMMARY:Naughty-versary
DESCRIPTION:Naughty-versary (69 days)
DTSTART:20261109
DTEND:20261110
END:VEVENT

BEGIN:VEVENT
SUMMARY:Smallest-weird-number days
DESCRIPTION:Smallest-weird-number days (70 days) (see http://en.wikipedia.org/wiki/Weird_number)
DTSTART:20261110
DTEND:20261111
END:VEVENT

BEGIN:VEVENT
SUMMARY:11th Fibonacci number days
DESCRIPTION:11th Fibonacci number days (89 days)
DTSTART:20261129
DTEND:20261130
END:VEVENT

BEGIN:VEVENT
SUMMARY:100 days
DESCRIPTION:100 days (100 days)
DTSTART:20261210
DTEND:20261211
END:VEVENT

BEGIN:VEVENT
SUMMARY:123 days
DESCRIPTION:123 days (123 days)
DTSTART:20270102
DTEND:20270103
END:VEVENT

BEGIN:VEVENT
SUMMARY:12th Fibonacci number days
DESCRIPTION:12th Fibonacci number days (144 days)
DTSTART:20270123
DTEND:20270124
END:VEVENT

BEGIN:VEVENT
SUMMARY:200 days
DESCRIPTION:200 days (200 days)
DTSTART:20270320
DTEND:20270321
END:VEVENT

BEGIN:VEVENT
SUMMARY:13th Fibonacci number days
DESCRIPTION:13th Fibonacci number days (233 days)
DTSTART:20270422
DTEND:20270423
END:VEVENT

BEGIN:VEVENT
SUMMARY:10 lunar orbits
DESCRIPTION:10 lunar orbits (273 days)
DTSTART:20270601
DTEND:20270602
END:VEVENT

BEGIN:VEVENT
SUMMARY:300 days
DESCRIPTION:300 days (300 days)
DTSTART:20270628
DTEND:20270629
END:VEVENT

BEGIN:VEVENT
SUMMARY:Sparta!
DESCRIPTION:Sparta! (300 days)
DTSTART:20270628
DTEND:20270629
END:VEVENT

BEGIN:VEVENT
SUMMARY:321 days
DESCRIPTION:321 days (321 days)
DTSTART:20270719
DTEND:20270720
END:VEVENT

BEGIN:VEVENT
SUMMARY:1 Earth year
DESCRIPTION:1 Earth year (365 days)
DTSTART:20270901
DTEND:20270902
END:VEVENT

BEGIN:VEVENT
SUMMARY:14th Fibonacci number days
DESCRIPTION:14th Fibonacci number days (377 days)
DTSTART:20270913
DTEND:20270914
END:VEVENT

BEGIN:VEVENT
SUMMARY:400 days
DESCRIPTION:400 days (400 days)
DTSTART:20271006
DTEND:20271007
END:VEVENT

BEGIN:VEVENT
SUMMARY:Anniversary Not Found
DESCRIPTION:Anniversary Not Found (404 days)
DTSTART:20271010
DTEND:20271011
END:VEVENT

BEGIN:VEVENT
SUMMARY:3rd even-perfect-number days
DESCRIPTION:3rd even-perfect-number days (496 days) (see http://en.wikipedia.org/wiki/Perfect_number)
DTSTART:20280110
DTEND:20280111
END:VEVENT

BEGIN:VEVENT
SUMMARY:500 days
DESCRIPTION:500 days (500 days)
DTSTART:20280114
DTEND:20280115
END:VEVENT

BEGIN:VEVENT
SUMMARY:Anniversary Forbidden
DESCRIPTION:Anniversary Forbidden (503 days)
DTSTART:20280117
DTEND:20280118
END:VEVENT

BEGIN:VEVENT
SUMMARY:1 Root-2 years
DESCRIPTION:1 Root-2 years (516 days) (see http://en.wikipedia.org/wiki/Square_root_of_2)
DTSTART:20280130
DTEND:20280131
END:VEVENT

BEGIN:VEVENT
SUMMARY:1 Golden ratio years
DESCRIPTION:1 Golden ratio years (591 days) (see http://en.wikipedia.org/wiki/Golden_ratio)
DTSTART:20280414
DTEND:20280415
END:VEVENT

BEGIN:VEVENT
SUMMARY:600 days
DESCRIPTION:600 days (600 days)
DTSTART:20280423
DTEND:20280424
END:VEVENT

BEGIN:VEVENT
SUMMARY:15th Fibonacci number days
DESCRIPTION:15th Fibonacci number days (610 days)
DTSTART:20280503
DTEND:20280504
END:VEVENT

BEGIN:VEVENT
SUMMARY:1 galactic tick
DESCRIPTION:1 galactic tick (634 days) (see https://en.wikipedia.org/wiki/Galactic_Tick_Day)
DTSTART:20280527
DTEND:20280528
END:VEVENT

BEGIN:VEVENT
SUMMARY:Lucifersary
DESCRIPTION:Lucifersary (666 days)
DTSTART:20280628
DTEND:20280629
END:VEVENT

BEGIN:VEVENT
SUMMARY:1 Mars year
DESCRIPTION:1 Mars year (687 days)
DTSTART:20280719
DTEND:20280720
END:VEVENT

BEGIN:VEVENT
SUMMARY:1,000,000 minutes
DESCRIPTION:1,000,000 minutes (694 days)
DTSTART:20280726
DTEND:20280727
END:VEVENT

BEGIN:VEVENT
SUMMARY:700 days
DESCRIPTION:700 days (700 days)
DTSTART:20280801
DTEND:20280802
END:VEVENT

BEGIN:VEVENT
SUMMARY:2 Earth years
DESCRIPTION:2 Earth years (731 days)
DTSTART:20280901
DTEND:20280902
END:VEVENT

BEGIN:VEVENT
SUMMARY:Feynman-point days
DESCRIPTION:Feynman-point days (762 days) (see http://en.wikipedia.org/wiki/Feynman_point)
DTSTART:20281002
DTEND:20281003
END:VEVENT

BEGIN:VEVENT
SUMMARY:800 days
DESCRIPTION:800 days (800 days)
DTSTART:20281109
DTEND:20281110
END:VEVENT

BEGIN:VEVENT
SUMMARY:123 weeks
DESCRIPTION:123 weeks (861 days)
DTSTART:20290109
DTEND:20290110
END:VEVENT

BEGIN:VEVENT
SUMMARY:10 Mercury years
DESCRIPTION:10 Mercury years (880 days)
DTSTART:20290128
DTEND:20290129
END:VEVENT

BEGIN:VEVENT
SUMMARY:900 days
DESCRIPTION:900 days (900 days)
DTSTART:20290217
DTEND:20290218
END:VEVENT

BEGIN:VEVENT
SUMMARY:16th Fibonacci number days
DESCRIPTION:16th Fibonacci number days (987 days)
DTSTART:20290515
DTEND:20290516
END:VEVENT

BEGIN:VEVENT
SUMMARY:1 e years
DESCRIPTION:1 e years (993 days) (see http://en.wikipedia.org/wiki/E_(mathematical_constant))
DTSTART:20290521
DTEND:20290522
END:VEVENT

BEGIN:VEVENT
SUMMARY:1,000 days
DESCRIPTION:1,000 days (1000 days)
DTSTART:20290528
DTEND:20290529
END:VEVENT

BEGIN:VEVENT
SUMMARY:2 Root-2 years
DESCRIPTION:2 Root-2 years (1033 days) (see http://en.wikipedia.org/wiki/Square_root_of_2)
DTSTART:20290630
DTEND:20290701
END:VEVENT

BEGIN:VEVENT
SUMMARY:3 Earth years
DESCRIPTION:3 Earth years (1096 days)
DTSTART:20290901
DTEND:20290902
END:VEVENT

BEGIN:VEVENT
SUMMARY:100 Mooches
DESCRIPTION:100 Mooches (1100 days) (see https://en.wikipedia.org/wiki/Anthony_Scaramucci)
DTSTART:20290905
DTEND:20290906
END:VEVENT

BEGIN:VEVENT
SUMMARY:1,111 days
DESCRIPTION:1,111 days (1111 days)
DTSTART:20290916
DTEND:20290917
END:VEVENT

BEGIN:VEVENT
SUMMARY:1 Pi years
DESCRIPTION:1 Pi years (1147 days) (see http://en.wikipedia.org/wiki/Pi)
DTSTART:20291022
DTEND:20291023
END:VEVENT

BEGIN:VEVENT
SUMMARY:2 Golden ratio years
DESCRIPTION:2 Golden ratio years (1182 days) (see http://en.wikipedia.org/wiki/Golden_ratio)
DTSTART:20291126
DTEND:20291127
END:VEVENT

BEGIN:VEVENT
SUMMARY:4th look-and-say number days
DESCRIPTION:4th look-and-say number days (1211 days) (see http://en.wikipedia.org/wiki/Look-and-say_sequence)
DTSTART:20291225
DTEND:20291226
END:VEVENT

BEGIN:VEVENT
SUMMARY:1,234 days
DESCRIPTION:1,234 days (1234 days)
DTSTART:20300117
DTEND:20300118
END:VEVENT

BEGIN:VEVENT
SUMMARY:2 galactic ticks
DESCRIPTION:2 galactic ticks (1267 days) (see https://en.wikipedia.org/wiki/Galactic_Tick_Day)
DTSTART:20300219
DTEND:20300220
END:VEVENT

BEGIN:VEVENT
SUMMARY:1337 days
DESCRIPTION:1337 days (1337 days) (see http://en.wikipedia.org/wiki/Leet)
DTSTART:20300430
DTEND:20300501
END:VEVENT

BEGIN:VEVENT
SUMMARY:50 lunar orbits
DESCRIPTION:50 lunar orbits (1365 days)
DTSTART:20300528
DTEND:20300529
END:VEVENT

BEGIN:VEVENT
SUMMARY:2 Mars years
DESCRIPTION:2 Mars years (1374 days)
DTSTART:20300606
DTEND:20300607
END:VEVENT

BEGIN:VEVENT
SUMMARY:2,000,000 minutes
DESCRIPTION:2,000,000 minutes (1389 days)
DTSTART:20300621
DTEND:20300622
END:VEVENT

BEGIN:VEVENT
SUMMARY:4 Earth years
DESCRIPTION:4 Earth years (1461 days)
DTSTART:20300901
DTEND:20300902
END:VEVENT

BEGIN:VEVENT
SUMMARY:3 Root-2 years
DESCRIPTION:3 Root-2 years (1549 days) (see http://en.wikipedia.org/wiki/Square_root_of_2)
DTSTART:20301128
DTEND:20301129
END:VEVENT

BEGIN:VEVENT
SUMMARY:17th Fibonacci number days
DESCRIPTION:17th Fibonacci number days (1597 days)
DTSTART:20310115
DTEND:20310116
END:VEVENT

BEGIN:VEVENT
SUMMARY:Hardy-Ramanujan-number days
DESCRIPTION:Hardy-Ramanujan-number days (1729 days) (see http://en.wikipedia.org/wiki/Srinivasa_Ramanujan)
DTSTART:20310527
DTEND:20310528
END:VEVENT

BEGIN:VEVENT
SUMMARY:20 Mercury years
DESCRIPTION:20 Mercury years (1759 days)
DTSTART:20310626
DTEND:20310627
END:VEVENT

BEGIN:VEVENT
SUMMARY:3 Golden ratio years
DESCRIPTION:3 Golden ratio years (1773 days) (see http://en.wikipedia.org/wiki/Golden_ratio)
DTSTART:20310710
DTEND:20310711
END:VEVENT

BEGIN:VEVENT
SUMMARY:5 Earth years
DESCRIPTION:5 Earth years (1826 days)
DTSTART:20310901
DTEND:20310902
END:VEVENT

BEGIN:VEVENT
SUMMARY:3 galactic ticks
DESCRIPTION:3 galactic ticks (1901 days) (see https://en.wikipedia.org/wiki/Galactic_Tick_Day)
DTSTART:20311115
DTEND:20311116
END:VEVENT

BEGIN:VEVENT
SUMMARY:1 Cobalt 60 half-lives
DESCRIPTION:1 Cobalt 60 half-lives (1925 days) (see http://en.wikipedia.org/wiki/Cobalt-60)
DTSTART:20311209
DTEND:20311210
END:VEVENT

BEGIN:VEVENT
SUMMARY:2 e years
DESCRIPTION:2 e years (1985 days) (see http://en.wikipedia.org/wiki/E_(mathematical_constant))
DTSTART:20320207
DTEND:20320208
END:VEVENT

BEGIN:VEVENT
SUMMARY:300th prime number (1987) days
DESCRIPTION:300th prime number (1987) days (1987 days)
DTSTART:20320209
DTEND:20320210
END:VEVENT

BEGIN:VEVENT
SUMMARY:2,000 days
DESCRIPTION:2,000 days (2000 days)
DTSTART:20320222
DTEND:20320223
END:VEVENT

BEGIN:VEVENT
SUMMARY:3 Mars years
DESCRIPTION:3 Mars years (2061 days)
DTSTART:20320423
DTEND:20320424
END:VEVENT

BEGIN:VEVENT
SUMMARY:4 Root-2 years
DESCRIPTION:4 Root-2 years (2066 days) (see http://en.wikipedia.org/wiki/Square_root_of_2)
DTSTART:20320428
DTEND:20320429
END:VEVENT

BEGIN:VEVENT
SUMMARY:3,000,000 minutes
DESCRIPTION:3,000,000 minutes (2083 days)
DTSTART:20320515
DTEND:20320516
END:VEVENT

BEGIN:VEVENT
SUMMARY:6 Earth years
DESCRIPTION:6 Earth years (2192 days)
DTSTART:20320901
DTEND:20320902
END:VEVENT

BEGIN:VEVENT
SUMMARY:2,222 days
DESCRIPTION:2,222 days (2222 days)
DTSTART:20321001
DTEND:20321002
END:VEVENT

BEGIN:VEVENT
SUMMARY:321 weeks
DESCRIPTION:321 weeks (2247 days)
DTSTART:20321026
DTEND:20321027
END:VEVENT

BEGIN:VEVENT
SUMMARY:10 Venus years
DESCRIPTION:10 Venus years (2247 days)
DTSTART:20321026
DTEND:20321027
END:VEVENT

BEGIN:VEVENT
SUMMARY:2 Pi years
DESCRIPTION:2 Pi years (2295 days) (see http://en.wikipedia.org/wiki/Pi)
DTSTART:20321213
DTEND:20321214
END:VEVENT

BEGIN:VEVENT
SUMMARY:5th Euclid-prime days
DESCRIPTION:5th Euclid-prime days (2311 days) (see http://en.wikipedia.org/wiki/List_of_primes)
DTSTART:20321229
DTEND:20321230
END:VEVENT

BEGIN:VEVENT
SUMMARY:4 Golden ratio years
DESCRIPTION:4 Golden ratio years (2364 days) (see http://en.wikipedia.org/wiki/Golden_ratio)
DTSTART:20330220
DTEND:20330221
END:VEVENT

BEGIN:VEVENT
SUMMARY:4 galactic ticks
DESCRIPTION:4 galactic ticks (2535 days) (see https://en.wikipedia.org/wiki/Galactic_Tick_Day)
DTSTART:20330810
DTEND:20330811
END:VEVENT

BEGIN:VEVENT
SUMMARY:7 Earth years
DESCRIPTION:7 Earth years (2557 days)
DTSTART:20330901
DTEND:20330902
END:VEVENT

BEGIN:VEVENT
SUMMARY:5 Root-2 years
DESCRIPTION:5 Root-2 years (2582 days) (see http://en.wikipedia.org/wiki/Square_root_of_2)
DTSTART:20330926
DTEND:20330927
END:VEVENT

BEGIN:VEVENT
SUMMARY:18th Fibonacci number days
DESCRIPTION:18th Fibonacci number days (2584 days)
DTSTART:20330928
DTEND:20330929
END:VEVENT

BEGIN:VEVENT
SUMMARY:30 Mercury years
DESCRIPTION:30 Mercury years (2639 days)
DTSTART:20331122
DTEND:20331123
END:VEVENT

BEGIN:VEVENT
SUMMARY:100 lunar orbits
DESCRIPTION:100 lunar orbits (2730 days)
DTSTART:20340221
DTEND:20340222
END:VEVENT

BEGIN:VEVENT
SUMMARY:4 Mars years
DESCRIPTION:4 Mars years (2748 days)
DTSTART:20340311
DTEND:20340312
END:VEVENT

BEGIN:VEVENT
SUMMARY:4,000,000 minutes
DESCRIPTION:4,000,000 minutes (2778 days)
DTSTART:20340410
DTEND:20340411
END:VEVENT

BEGIN:VEVENT
SUMMARY:The amount of time it takes a particle of light to cross one octillion hydrogen molecules
DESCRIPTION:The amount of time it takes a particle of light to cross one octillion hydrogen molecules (2859 days) (see https://www.livescience.com/zeptosecond-shortest-time-unit-measured.html)
DTSTART:20340630
DTEND:20340701
END:VEVENT

BEGIN:VEVENT
SUMMARY:8 Earth years
DESCRIPTION:8 Earth years (2922 days)
DTSTART:20340901
DTEND:20340902
END:VEVENT

BEGIN:VEVENT
SUMMARY:5 Golden ratio years
DESCRIPTION:5 Golden ratio years (2955 days) (see http://en.wikipedia.org/wiki/Golden_ratio)
DTSTART:20341004
DTEND:20341005
END:VEVENT

BEGIN:VEVENT
SUMMARY:3 e years
DESCRIPTION:3 e years (2978 days) (see http://en.wikipedia.org/wiki/E_(mathematical_constant))
DTSTART:20341027
DTEND:20341028
END:VEVENT

BEGIN:VEVENT
SUMMARY:3,000 days
DESCRIPTION:3,000 days (3000 days)
DTSTART:20341118
DTEND:20341119
END:VEVENT

BEGIN:VEVENT
SUMMARY:6 Root-2 years
DESCRIPTION:6 Root-2 years (3099 days) (see http://en.wikipedia.org/wiki/Square_root_of_2)
DTSTART:20350225
DTEND:20350226
END:VEVENT

BEGIN:VEVENT
SUMMARY:5 galactic ticks
DESCRIPTION:5 galactic ticks (3169 days) (see https://en.wikipedia.org/wiki/Galactic_Tick_Day)
DTSTART:20350506
DTEND:20350507
END:VEVENT

BEGIN:VEVENT
SUMMARY:500 Pluto days
DESCRIPTION:500 Pluto days (3193 days)
DTSTART:20350530
DTEND:20350531
END:VEVENT

BEGIN:VEVENT
SUMMARY:9 Earth years
DESCRIPTION:9 Earth years (3287 days)
DTSTART:20350901
DTEND:20350902
END:VEVENT

BEGIN:VEVENT
SUMMARY:3,333 days
DESCRIPTION:3,333 days (3333 days)
DTSTART:20351017
DTEND:20351018
END:VEVENT

BEGIN:VEVENT
SUMMARY:5 Mars years
DESCRIPTION:5 Mars years (3435 days)
DTSTART:20360127
DTEND:20360128
END:VEVENT

BEGIN:VEVENT
SUMMARY:3 Pi years
DESCRIPTION:3 Pi years (3442 days) (see http://en.wikipedia.org/wiki/Pi)
DTSTART:20360203
DTEND:20360204
END:VEVENT

BEGIN:VEVENT
SUMMARY:10 Draconic years
DESCRIPTION:10 Draconic years (3466 days) (see http://en.wikipedia.org/wiki/Anomalistic_year)
DTSTART:20360227
DTEND:20360228
END:VEVENT

BEGIN:VEVENT
SUMMARY:5,000,000 minutes
DESCRIPTION:5,000,000 minutes (3472 days)
DTSTART:20360304
DTEND:20360305
END:VEVENT

BEGIN:VEVENT
SUMMARY:40 Mercury years
DESCRIPTION:40 Mercury years (3518 days)
DTSTART:20360419
DTEND:20360420
END:VEVENT

BEGIN:VEVENT
SUMMARY:6 Golden ratio years
DESCRIPTION:6 Golden ratio years (3546 days) (see http://en.wikipedia.org/wiki/Golden_ratio)
DTSTART:20360517
DTEND:20360518
END:VEVENT

BEGIN:VEVENT
SUMMARY:1 reign of Richard the Lionheart
DESCRIPTION:1 reign of Richard the Lionheart (3561 days) (see https://en.wikipedia.org/wiki/Richard_I_of_England)
DTSTART:20360601
DTEND:20360602
END:VEVENT

BEGIN:VEVENT
SUMMARY:7 Root-2 years
DESCRIPTION:7 Root-2 years (3615 days) (see http://en.wikipedia.org/wiki/Square_root_of_2)
DTSTART:20360725
DTEND:20360726
END:VEVENT

BEGIN:VEVENT
SUMMARY:10 Earth years
DESCRIPTION:10 Earth years (3653 days)
DTSTART:20360901
DTEND:20360902
END:VEVENT

BEGIN:VEVENT
SUMMARY:6 galactic ticks
DESCRIPTION:6 galactic ticks (3802 days) (see https://en.wikipedia.org/wiki/Galactic_Tick_Day)
DTSTART:20370128
DTEND:20370129
END:VEVENT

BEGIN:VEVENT
SUMMARY:2 Cobalt 60 half-lives
DESCRIPTION:2 Cobalt 60 half-lives (3850 days) (see http://en.wikipedia.org/wiki/Cobalt-60)
DTSTART:20370317
DTEND:20370318
END:VEVENT

BEGIN:VEVENT
SUMMARY:4 e years
DESCRIPTION:4 e years (3971 days) (see http://en.wikipedia.org/wiki/E_(mathematical_constant))
DTSTART:20370716
DTEND:20370717
END:VEVENT

BEGIN:VEVENT
SUMMARY:4,000 days
DESCRIPTION:4,000 days (4000 days)
DTSTART:20370814
DTEND:20370815
END:VEVENT

BEGIN:VEVENT
SUMMARY:11 Earth years
DESCRIPTION:11 Earth years (4018 days)
DTSTART:20370901
DTEND:20370902
END:VEVENT

BEGIN:VEVENT
SUMMARY:Second-positive-integer-which-can-be-expressed-as-the-sum-of-two-positive-cubes-in-two-different-ways days
DESCRIPTION:Second-positive-integer-which-can-be-expressed-as-the-sum-of-two-positive-cubes-in-two-different-ways days (4104 days)
DTSTART:20371126
DTEND:20371127
END:VEVENT

BEGIN:VEVENT
SUMMARY:10 Full moon cycles
DESCRIPTION:10 Full moon cycles (4118 days) (see http://en.wikipedia.org/wiki/Full_moon_cycle)
DTSTART:20371210
DTEND:20371211
END:VEVENT

BEGIN:VEVENT
SUMMARY:6 Mars years
DESCRIPTION:6 Mars years (4122 days)
DTSTART:20371214
DTEND:20371215
END:VEVENT

BEGIN:VEVENT
SUMMARY:8 Root-2 years
DESCRIPTION:8 Root-2 years (4132 days) (see http://en.wikipedia.org/wiki/Square_root_of_2)
DTSTART:20371224
DTEND:20371225
END:VEVENT

BEGIN:VEVENT
SUMMARY:7 Golden ratio years
DESCRIPTION:7 Golden ratio years (4137 days) (see http://en.wikipedia.org/wiki/Golden_ratio)
DTSTART:20371229
DTEND:20371230
END:VEVENT

END:VCALENDAR