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    The Calendar hole will go live in approximately . Why not try and solve it ahead of time?

    bricknellj

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    123 / 123 Holes

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    50 / 99 Cheevos

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    12 Days of Christmas
    2,293rd 1,583rd
    24 Game
    260th
    99 Bottles of Beer
    1,941st 1,295th
    Abundant Numbers
    3,934th 798th
    Abundant Numbers (Long)
    2,254th 927th
    Arabic to Roman
    729th
    Arithmetic Numbers
    704th
    Arrows
    509th
    Ascending Primes
    310th
    ASCII Table
    1,367th 639th
    Billiards
    285th
    brainfuck
    550th
    Card Number Validation
    492nd
    Catalan Numbers
    30th
    Catalan’s Constant
    1,147th 311th
    Christmas Trees
    413th 700th
    Collatz
    1,124th
    CSS Colors
    153rd
    Cubes
    446th
    Day of Week
    764th
    DFA Simulator
    335th
    Diamonds
    1,044th 105th
    Divisors
    462nd
    Emirp Numbers
    1,967th 285th
    Emirp Numbers (Long)
    560th
    Emojify
    286th
    Evil Numbers
    3,544th 45th
    Evil Numbers (Long)
    41st
    Factorial Factorisation
    419th
    Farey Sequence
    570th
    Fibonacci
    6,404th3,860th55th
    Fizz Buzz
    2,274th
    Foo Fizz Buzz Bar
    24th
    Forsyth–Edwards Notation
    495th
    Fractions
    570th
    Game of Life
    330th
    Gijswijt’s Sequence
    428th
    Happy Numbers
    2,326th 488th
    Happy Numbers (Long)
    654th
    Hexdump
    474th
    Hilbert Curve
    223rd
    Intersection
    714th
    Inventory Sequence
    420th
    ISBN
    805th
    Jacobi Symbol
    481st
    Kaprekar Numbers
    440th
    Kolakoski Constant
    1,556th 293rd
    Kolakoski Sequence
    1,114th 380th
    Leap Years
    4,203rd 377th
    Levenshtein Distance
    813th
    Leyland Numbers
    1,377th 399th
    ln 2
    384th
    Look and Say
    1,788th 716th
    Lucky Numbers
    177th
    Lucky Tickets
    359th
    Mahjong
    179th
    Mandelbrot
    296th
    Maze
    289th
    Medal Tally
    305th
    Minesweeper
    195th
    Morse Decoder
    286th
    Morse Encoder
    441st 351st
    Musical Chords
    235th
    N Queens
    282nd
    Niven Numbers
    3,394th 209th
    Niven Numbers (Long)
    551st
    Number Spiral
    85th
    Odious Numbers
    3,099th 43rd
    Odious Numbers (Long)
    41st
    Ordinal Numbers
    854th
    PalindromemordnilaP
    299th
    Pangram Grep
    796th
    Partition Numbers
    428th
    Pascal’s Triangle
    91st
    Pernicious Numbers
    2,091st 1,225th
    Pernicious Numbers (Long)
    425th
    Poker
    310th
    Polyominoes
    206th
    Prime Numbers
    4,111th2,969th415th
    Prime Numbers (Long)
    211th
    Proximity Grid
    280th
    QR Decoder
    283rd
    Quine
    163rd
    Recamán
    1,837th 601st
    Repeating Decimals
    240th
    Reverse Polish Notation
    289th659th
    Reversi
    277th
    Rijndael S-box
    325th
    Rock-paper-scissors-Spock-lizard
    404th
    Roman to Arabic
    567th
    ROT13
    365th
    Rule 110
    263rd
    Scrambled Sort
    274th
    Set
    277th
    Seven Segment
    562nd
    SI Units
    250th
    Sierpiński Triangle
    911th 208th
    Smith Numbers
    1,025th 412th
    Spelling Numbers
    681st
    Star Wars GPT
    198th
    Star Wars Opening Crawl
    277th
    Sudoku
    200th
    Sudoku (Fill-in)
    221st
    Ten-pin Bowling
    320th
    Tic-tac-toe
    303rd
    Time Distance
    460th
    Tongue-twisters
    966th
    Topological Sort
    219th
    Tower of Hanoi
    214th
    Transpose Sentence
    439th
    Trinomial Triangle
    256th
    United States
    583rd
    Vampire Numbers
    917th 434th
    Van Eck Sequence
    184th
    Zeckendorf Representation
    446th
    Zodiac Signs
    345th
    γ
    509th
    λ
    1,017th 480th
    π
    2,827th 400th
    τ
    1,682nd 410th
    φ
    1,921st 194th
    √2
    2,289th 4th
    𝑒
    2,560th 67th