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

    f-tucker

    19,801
    19,208
    🥇0
    🥈0
    🥉0

    30 / 123 Holes

    🔣

    6 / 62 Langs

    🏆

    15 / 98 Cheevos

    📅

    12 Days of Christmas
    151st
    Abundant Numbers
    117th54th
    Abundant Numbers (Long)
    73rd
    Arabic to Roman
    43rd 12th
    Arithmetic Numbers
    53rd
    Ascending Primes
    4th
    Collatz
    146th 313th
    Cubes
    265th
    Diamonds
    81st
    Divisors
    121st70th
    Emirp Numbers
    50th 18th
    Emirp Numbers (Long)
    29th
    Evil Numbers
    167th 135th
    Evil Numbers (Long)
    95th 38th
    Factorial Factorisation
    129th
    Farey Sequence
    166th
    Fizz Buzz
    158th225th1,803rd
    Kolakoski Sequence
    38th 218th
    Leap Years
    142nd
    ln 2
    16th16th 5th
    N Queens
    107th
    Niven Numbers
    63rd
    Niven Numbers (Long)
    55th49th
    Odious Numbers
    130th 99th
    Odious Numbers (Long)
    81st
    Prime Numbers
    111th61st
    Prime Numbers (Long)
    76th50th
    Van Eck Sequence
    24th
    λ
    32nd 6th
    π
    37th