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

    Recent Solutions

    Hole Golfer Bytes Time Submitted
    Hilbert Curve canissimia 💎 234
    Spelling Numbers frosster 436
    𝑒 FlyingPenguin223 💎 97
    Pascal’s Triangle FlyingPenguin223 🥇 71
    Pangram Grep FlyingPenguin223 97
    Hexdump FlyingPenguin223 279
    Happy Numbers (Long) FlyingPenguin223 95
    Happy Numbers FlyingPenguin223 90
    Fractions FlyingPenguin223 99
    Collatz FlyingPenguin223 🥈 74
    Billiards FlyingPenguin223 🥈 185
    12 Days of Christmas janAkali 524
    √2 sean-niemann 🥇 124
    Leyland Numbers msbranicky 139
    Collatz msbranicky 85
    Abundant Numbers warmCabin 81
    Tower of Hanoi Waffle3z 87
    Ascending Primes Waffle3z 160
    Pascal’s Triangle Waffle3z 🥇 71
    Pangram Grep Waffle3z 97
    Happy Numbers (Long) Waffle3z 95
    Collatz Waffle3z 76
    Kaprekar Numbers edsrzf 🥉 90
    Arithmetic Numbers DialFrost 88
    Niven Numbers (Long) Yewzir 70
    Niven Numbers Yewzir 54
    Pernicious Numbers Yewzir 47
    Prime Numbers Yewzir 54
    SI Units dokutan 1,173
    Sphenic Numbers dokutan 100
    ln 2 GrayJoKing 💎 122
    𝑒 GrayJoKing 100
    √2 GrayJoKing 🥇 124
    φ GrayJoKing 💎 122
    τ GrayJoKing 🥇 123
    π GrayJoKing 🥇 123
    𝑒 sean-niemann 🥉 99
    φ sean-niemann 🥈 124
    Niven Numbers edsrzf 🥇 46
    Collatz frosster 80
    Pascal’s Triangle MeWhenI 🥇 71
    Niven Numbers (Long) MeWhenI 63
    Collatz aadenboy 84
    Arabic to Roman KatieLG 248
    Prime Numbers KatieLG 62
    Set pardouin 💎 169
    Hexagonal Spiral bitsandbeyond 273
    Ascending Primes JayXon 💎 94
    Number Spiral HumanoidCPU 141
    Kolakoski Constant jared-hughes 🥉 152
    Factorial Factorisation jared-hughes 131
    Collatz jared-hughes 76
    Catalan’s Constant jared-hughes 💎 141
    Arrows jared-hughes 122
    Lucky Numbers jared-hughes 80
    Pascal’s Triangle jared-hughes 🥇 71
    √2 jared-hughes 🥉 130
    φ jared-hughes 128
    τ jared-hughes 🥉 127
    π jared-hughes 🥉 127
    ln 2 jared-hughes 🥈 123
    𝑒 jared-hughes 🥉 99
    Niven Numbers snoozingnewt 47
    Kaprekar Numbers error256 108
    τ sean-niemann 🥇 123
    π sean-niemann 🥇 123
    Lucky Numbers sean-niemann 84
    Collatz sean-niemann 75
    Topological Sort GrayJoKing 💎 120
    Pascal’s Triangle GrayJoKing 🥇 71
    Pangram Grep GrayJoKing 98
    Lucky Numbers GrayJoKing 🥉 78
    Collatz Natanaelel 83
    Collatz GrayJoKing 🥈 74
    Trinomial Triangle edsrzf 🥇 87
    Kolakoski Constant sean-niemann 🥇 151
    Catalan’s Constant sean-niemann 🥈 144
    Rule 110 sean-niemann 🥈 116
    Van Eck Sequence HumanoidCPU 161
    99 Bottles of Beer HumanoidCPU 535