BEGIN:VCALENDAR
VERSION:2.0
X-WR-CALNAME:Mathematical Anniversaries
BEGIN:VEVENT
SUMMARY:One day
DESCRIPTION:One day (1 days)
DTSTART:20261020
DTEND:20261021
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:20261025
DTEND:20261026
END:VEVENT

BEGIN:VEVENT
SUMMARY:One week
DESCRIPTION:One week (7 days)
DTSTART:20261026
DTEND:20261027
END:VEVENT

BEGIN:VEVENT
SUMMARY:1 Mooch
DESCRIPTION:1 Mooch (11 days) (see https://en.wikipedia.org/wiki/Anthony_Scaramucci)
DTSTART:20261030
DTEND:20261031
END:VEVENT

BEGIN:VEVENT
SUMMARY:1 lunar orbit
DESCRIPTION:1 lunar orbit (27 days)
DTSTART:20261115
DTEND:20261116
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:20261116
DTEND:20261117
END:VEVENT

BEGIN:VEVENT
SUMMARY:One month
DESCRIPTION:One month (31 days)
DTSTART:20261119
DTEND:20261120
END:VEVENT

BEGIN:VEVENT
SUMMARY:Life-universe-and-everything
DESCRIPTION:Life-universe-and-everything (42 days)
DTSTART:20261130
DTEND:20261201
END:VEVENT

BEGIN:VEVENT
SUMMARY:10th Fibonacci number days
DESCRIPTION:10th Fibonacci number days (55 days)
DTSTART:20261213
DTEND:20261214
END:VEVENT

BEGIN:VEVENT
SUMMARY:Naughty-versary
DESCRIPTION:Naughty-versary (69 days)
DTSTART:20261227
DTEND:20261228
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:20261228
DTEND:20261229
END:VEVENT

BEGIN:VEVENT
SUMMARY:11th Fibonacci number days
DESCRIPTION:11th Fibonacci number days (89 days)
DTSTART:20270116
DTEND:20270117
END:VEVENT

BEGIN:VEVENT
SUMMARY:100 days
DESCRIPTION:100 days (100 days)
DTSTART:20270127
DTEND:20270128
END:VEVENT

BEGIN:VEVENT
SUMMARY:123 days
DESCRIPTION:123 days (123 days)
DTSTART:20270219
DTEND:20270220
END:VEVENT

BEGIN:VEVENT
SUMMARY:12th Fibonacci number days
DESCRIPTION:12th Fibonacci number days (144 days)
DTSTART:20270312
DTEND:20270313
END:VEVENT

BEGIN:VEVENT
SUMMARY:200 days
DESCRIPTION:200 days (200 days)
DTSTART:20270507
DTEND:20270508
END:VEVENT

BEGIN:VEVENT
SUMMARY:13th Fibonacci number days
DESCRIPTION:13th Fibonacci number days (233 days)
DTSTART:20270609
DTEND:20270610
END:VEVENT

BEGIN:VEVENT
SUMMARY:10 lunar orbits
DESCRIPTION:10 lunar orbits (273 days)
DTSTART:20270719
DTEND:20270720
END:VEVENT

BEGIN:VEVENT
SUMMARY:300 days
DESCRIPTION:300 days (300 days)
DTSTART:20270815
DTEND:20270816
END:VEVENT

BEGIN:VEVENT
SUMMARY:Sparta!
DESCRIPTION:Sparta! (300 days)
DTSTART:20270815
DTEND:20270816
END:VEVENT

BEGIN:VEVENT
SUMMARY:321 days
DESCRIPTION:321 days (321 days)
DTSTART:20270905
DTEND:20270906
END:VEVENT

BEGIN:VEVENT
SUMMARY:1 Earth year
DESCRIPTION:1 Earth year (365 days)
DTSTART:20271019
DTEND:20271020
END:VEVENT

BEGIN:VEVENT
SUMMARY:14th Fibonacci number days
DESCRIPTION:14th Fibonacci number days (377 days)
DTSTART:20271031
DTEND:20271101
END:VEVENT

BEGIN:VEVENT
SUMMARY:400 days
DESCRIPTION:400 days (400 days)
DTSTART:20271123
DTEND:20271124
END:VEVENT

BEGIN:VEVENT
SUMMARY:Anniversary Not Found
DESCRIPTION:Anniversary Not Found (404 days)
DTSTART:20271127
DTEND:20271128
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:20280227
DTEND:20280228
END:VEVENT

BEGIN:VEVENT
SUMMARY:500 days
DESCRIPTION:500 days (500 days)
DTSTART:20280302
DTEND:20280303
END:VEVENT

BEGIN:VEVENT
SUMMARY:Anniversary Forbidden
DESCRIPTION:Anniversary Forbidden (503 days)
DTSTART:20280305
DTEND:20280306
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:20280318
DTEND:20280319
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:20280601
DTEND:20280602
END:VEVENT

BEGIN:VEVENT
SUMMARY:600 days
DESCRIPTION:600 days (600 days)
DTSTART:20280610
DTEND:20280611
END:VEVENT

BEGIN:VEVENT
SUMMARY:15th Fibonacci number days
DESCRIPTION:15th Fibonacci number days (610 days)
DTSTART:20280620
DTEND:20280621
END:VEVENT

BEGIN:VEVENT
SUMMARY:1 galactic tick
DESCRIPTION:1 galactic tick (634 days) (see https://en.wikipedia.org/wiki/Galactic_Tick_Day)
DTSTART:20280714
DTEND:20280715
END:VEVENT

BEGIN:VEVENT
SUMMARY:Lucifersary
DESCRIPTION:Lucifersary (666 days)
DTSTART:20280815
DTEND:20280816
END:VEVENT

BEGIN:VEVENT
SUMMARY:1 Mars year
DESCRIPTION:1 Mars year (687 days)
DTSTART:20280905
DTEND:20280906
END:VEVENT

BEGIN:VEVENT
SUMMARY:1,000,000 minutes
DESCRIPTION:1,000,000 minutes (694 days)
DTSTART:20280912
DTEND:20280913
END:VEVENT

BEGIN:VEVENT
SUMMARY:700 days
DESCRIPTION:700 days (700 days)
DTSTART:20280918
DTEND:20280919
END:VEVENT

BEGIN:VEVENT
SUMMARY:2 Earth years
DESCRIPTION:2 Earth years (731 days)
DTSTART:20281019
DTEND:20281020
END:VEVENT

BEGIN:VEVENT
SUMMARY:Feynman-point days
DESCRIPTION:Feynman-point days (762 days) (see http://en.wikipedia.org/wiki/Feynman_point)
DTSTART:20281119
DTEND:20281120
END:VEVENT

BEGIN:VEVENT
SUMMARY:800 days
DESCRIPTION:800 days (800 days)
DTSTART:20281227
DTEND:20281228
END:VEVENT

BEGIN:VEVENT
SUMMARY:123 weeks
DESCRIPTION:123 weeks (861 days)
DTSTART:20290226
DTEND:20290227
END:VEVENT

BEGIN:VEVENT
SUMMARY:10 Mercury years
DESCRIPTION:10 Mercury years (880 days)
DTSTART:20290317
DTEND:20290318
END:VEVENT

BEGIN:VEVENT
SUMMARY:900 days
DESCRIPTION:900 days (900 days)
DTSTART:20290406
DTEND:20290407
END:VEVENT

BEGIN:VEVENT
SUMMARY:16th Fibonacci number days
DESCRIPTION:16th Fibonacci number days (987 days)
DTSTART:20290702
DTEND:20290703
END:VEVENT

BEGIN:VEVENT
SUMMARY:1 e years
DESCRIPTION:1 e years (993 days) (see http://en.wikipedia.org/wiki/E_(mathematical_constant))
DTSTART:20290708
DTEND:20290709
END:VEVENT

BEGIN:VEVENT
SUMMARY:1,000 days
DESCRIPTION:1,000 days (1000 days)
DTSTART:20290715
DTEND:20290716
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:20290817
DTEND:20290818
END:VEVENT

BEGIN:VEVENT
SUMMARY:3 Earth years
DESCRIPTION:3 Earth years (1096 days)
DTSTART:20291019
DTEND:20291020
END:VEVENT

BEGIN:VEVENT
SUMMARY:100 Mooches
DESCRIPTION:100 Mooches (1100 days) (see https://en.wikipedia.org/wiki/Anthony_Scaramucci)
DTSTART:20291023
DTEND:20291024
END:VEVENT

BEGIN:VEVENT
SUMMARY:1,111 days
DESCRIPTION:1,111 days (1111 days)
DTSTART:20291103
DTEND:20291104
END:VEVENT

BEGIN:VEVENT
SUMMARY:1 Pi years
DESCRIPTION:1 Pi years (1147 days) (see http://en.wikipedia.org/wiki/Pi)
DTSTART:20291209
DTEND:20291210
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:20300113
DTEND:20300114
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:20300211
DTEND:20300212
END:VEVENT

BEGIN:VEVENT
SUMMARY:1,234 days
DESCRIPTION:1,234 days (1234 days)
DTSTART:20300306
DTEND:20300307
END:VEVENT

BEGIN:VEVENT
SUMMARY:2 galactic ticks
DESCRIPTION:2 galactic ticks (1267 days) (see https://en.wikipedia.org/wiki/Galactic_Tick_Day)
DTSTART:20300408
DTEND:20300409
END:VEVENT

BEGIN:VEVENT
SUMMARY:1337 days
DESCRIPTION:1337 days (1337 days) (see http://en.wikipedia.org/wiki/Leet)
DTSTART:20300617
DTEND:20300618
END:VEVENT

BEGIN:VEVENT
SUMMARY:50 lunar orbits
DESCRIPTION:50 lunar orbits (1365 days)
DTSTART:20300715
DTEND:20300716
END:VEVENT

BEGIN:VEVENT
SUMMARY:2 Mars years
DESCRIPTION:2 Mars years (1374 days)
DTSTART:20300724
DTEND:20300725
END:VEVENT

BEGIN:VEVENT
SUMMARY:2,000,000 minutes
DESCRIPTION:2,000,000 minutes (1389 days)
DTSTART:20300808
DTEND:20300809
END:VEVENT

BEGIN:VEVENT
SUMMARY:4 Earth years
DESCRIPTION:4 Earth years (1461 days)
DTSTART:20301019
DTEND:20301020
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:20310115
DTEND:20310116
END:VEVENT

BEGIN:VEVENT
SUMMARY:17th Fibonacci number days
DESCRIPTION:17th Fibonacci number days (1597 days)
DTSTART:20310304
DTEND:20310305
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:20310714
DTEND:20310715
END:VEVENT

BEGIN:VEVENT
SUMMARY:20 Mercury years
DESCRIPTION:20 Mercury years (1759 days)
DTSTART:20310813
DTEND:20310814
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:20310827
DTEND:20310828
END:VEVENT

BEGIN:VEVENT
SUMMARY:5 Earth years
DESCRIPTION:5 Earth years (1826 days)
DTSTART:20311019
DTEND:20311020
END:VEVENT

BEGIN:VEVENT
SUMMARY:3 galactic ticks
DESCRIPTION:3 galactic ticks (1901 days) (see https://en.wikipedia.org/wiki/Galactic_Tick_Day)
DTSTART:20320102
DTEND:20320103
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:20320126
DTEND:20320127
END:VEVENT

BEGIN:VEVENT
SUMMARY:2 e years
DESCRIPTION:2 e years (1985 days) (see http://en.wikipedia.org/wiki/E_(mathematical_constant))
DTSTART:20320326
DTEND:20320327
END:VEVENT

BEGIN:VEVENT
SUMMARY:300th prime number (1987) days
DESCRIPTION:300th prime number (1987) days (1987 days)
DTSTART:20320328
DTEND:20320329
END:VEVENT

BEGIN:VEVENT
SUMMARY:2,000 days
DESCRIPTION:2,000 days (2000 days)
DTSTART:20320410
DTEND:20320411
END:VEVENT

BEGIN:VEVENT
SUMMARY:3 Mars years
DESCRIPTION:3 Mars years (2061 days)
DTSTART:20320610
DTEND:20320611
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:20320615
DTEND:20320616
END:VEVENT

BEGIN:VEVENT
SUMMARY:3,000,000 minutes
DESCRIPTION:3,000,000 minutes (2083 days)
DTSTART:20320702
DTEND:20320703
END:VEVENT

BEGIN:VEVENT
SUMMARY:6 Earth years
DESCRIPTION:6 Earth years (2192 days)
DTSTART:20321019
DTEND:20321020
END:VEVENT

BEGIN:VEVENT
SUMMARY:2,222 days
DESCRIPTION:2,222 days (2222 days)
DTSTART:20321118
DTEND:20321119
END:VEVENT

BEGIN:VEVENT
SUMMARY:321 weeks
DESCRIPTION:321 weeks (2247 days)
DTSTART:20321213
DTEND:20321214
END:VEVENT

BEGIN:VEVENT
SUMMARY:10 Venus years
DESCRIPTION:10 Venus years (2247 days)
DTSTART:20321213
DTEND:20321214
END:VEVENT

BEGIN:VEVENT
SUMMARY:2 Pi years
DESCRIPTION:2 Pi years (2295 days) (see http://en.wikipedia.org/wiki/Pi)
DTSTART:20330130
DTEND:20330131
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:20330215
DTEND:20330216
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:20330409
DTEND:20330410
END:VEVENT

BEGIN:VEVENT
SUMMARY:4 galactic ticks
DESCRIPTION:4 galactic ticks (2535 days) (see https://en.wikipedia.org/wiki/Galactic_Tick_Day)
DTSTART:20330927
DTEND:20330928
END:VEVENT

BEGIN:VEVENT
SUMMARY:7 Earth years
DESCRIPTION:7 Earth years (2557 days)
DTSTART:20331019
DTEND:20331020
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:20331113
DTEND:20331114
END:VEVENT

BEGIN:VEVENT
SUMMARY:18th Fibonacci number days
DESCRIPTION:18th Fibonacci number days (2584 days)
DTSTART:20331115
DTEND:20331116
END:VEVENT

BEGIN:VEVENT
SUMMARY:30 Mercury years
DESCRIPTION:30 Mercury years (2639 days)
DTSTART:20340109
DTEND:20340110
END:VEVENT

BEGIN:VEVENT
SUMMARY:100 lunar orbits
DESCRIPTION:100 lunar orbits (2730 days)
DTSTART:20340410
DTEND:20340411
END:VEVENT

BEGIN:VEVENT
SUMMARY:4 Mars years
DESCRIPTION:4 Mars years (2748 days)
DTSTART:20340428
DTEND:20340429
END:VEVENT

BEGIN:VEVENT
SUMMARY:4,000,000 minutes
DESCRIPTION:4,000,000 minutes (2778 days)
DTSTART:20340528
DTEND:20340529
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:20340817
DTEND:20340818
END:VEVENT

BEGIN:VEVENT
SUMMARY:8 Earth years
DESCRIPTION:8 Earth years (2922 days)
DTSTART:20341019
DTEND:20341020
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:20341121
DTEND:20341122
END:VEVENT

BEGIN:VEVENT
SUMMARY:3 e years
DESCRIPTION:3 e years (2978 days) (see http://en.wikipedia.org/wiki/E_(mathematical_constant))
DTSTART:20341214
DTEND:20341215
END:VEVENT

BEGIN:VEVENT
SUMMARY:3,000 days
DESCRIPTION:3,000 days (3000 days)
DTSTART:20350105
DTEND:20350106
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:20350414
DTEND:20350415
END:VEVENT

BEGIN:VEVENT
SUMMARY:5 galactic ticks
DESCRIPTION:5 galactic ticks (3169 days) (see https://en.wikipedia.org/wiki/Galactic_Tick_Day)
DTSTART:20350623
DTEND:20350624
END:VEVENT

BEGIN:VEVENT
SUMMARY:500 Pluto days
DESCRIPTION:500 Pluto days (3193 days)
DTSTART:20350717
DTEND:20350718
END:VEVENT

BEGIN:VEVENT
SUMMARY:9 Earth years
DESCRIPTION:9 Earth years (3287 days)
DTSTART:20351019
DTEND:20351020
END:VEVENT

BEGIN:VEVENT
SUMMARY:3,333 days
DESCRIPTION:3,333 days (3333 days)
DTSTART:20351204
DTEND:20351205
END:VEVENT

BEGIN:VEVENT
SUMMARY:5 Mars years
DESCRIPTION:5 Mars years (3435 days)
DTSTART:20360315
DTEND:20360316
END:VEVENT

BEGIN:VEVENT
SUMMARY:3 Pi years
DESCRIPTION:3 Pi years (3442 days) (see http://en.wikipedia.org/wiki/Pi)
DTSTART:20360322
DTEND:20360323
END:VEVENT

BEGIN:VEVENT
SUMMARY:10 Draconic years
DESCRIPTION:10 Draconic years (3466 days) (see http://en.wikipedia.org/wiki/Anomalistic_year)
DTSTART:20360415
DTEND:20360416
END:VEVENT

BEGIN:VEVENT
SUMMARY:5,000,000 minutes
DESCRIPTION:5,000,000 minutes (3472 days)
DTSTART:20360421
DTEND:20360422
END:VEVENT

BEGIN:VEVENT
SUMMARY:40 Mercury years
DESCRIPTION:40 Mercury years (3518 days)
DTSTART:20360606
DTEND:20360607
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:20360704
DTEND:20360705
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:20360719
DTEND:20360720
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:20360911
DTEND:20360912
END:VEVENT

BEGIN:VEVENT
SUMMARY:10 Earth years
DESCRIPTION:10 Earth years (3653 days)
DTSTART:20361019
DTEND:20361020
END:VEVENT

BEGIN:VEVENT
SUMMARY:6 galactic ticks
DESCRIPTION:6 galactic ticks (3802 days) (see https://en.wikipedia.org/wiki/Galactic_Tick_Day)
DTSTART:20370317
DTEND:20370318
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:20370504
DTEND:20370505
END:VEVENT

BEGIN:VEVENT
SUMMARY:4 e years
DESCRIPTION:4 e years (3971 days) (see http://en.wikipedia.org/wiki/E_(mathematical_constant))
DTSTART:20370902
DTEND:20370903
END:VEVENT

BEGIN:VEVENT
SUMMARY:4,000 days
DESCRIPTION:4,000 days (4000 days)
DTSTART:20371001
DTEND:20371002
END:VEVENT

BEGIN:VEVENT
SUMMARY:11 Earth years
DESCRIPTION:11 Earth years (4018 days)
DTSTART:20371019
DTEND:20371020
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:20380113
DTEND:20380114
END:VEVENT

END:VCALENDAR