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    The Semiprime Numbers and Sphenic Numbers holes will go live in approximately . Why not try and solve them ahead of time?

    Recent Solutions

    Hole Golfer Bytes Time Submitted
    Chess Move Validation scpchicken 🥈 268
    λ denkyuu1 1,012
    Collatz snoozingnewt 115
    Triangular Numbers GolfingSuccess 46
    Alphabetic Numbers bikini 86
    Nim snoozingnewt 🥉 222
    Leap Years snoozingnewt 95
    Abundant Numbers snoozingnewt 98
    Abundant Numbers (Long) snoozingnewt 98
    Transpose Sentence snoozingnewt 🥉 176
    Farey Sequence snoozingnewt 87
    Evil Numbers LostSyntax21 66
    Tower of Hanoi snoozingnewt 🥉 81
    ISBN edsrzf 🥇 145
    Trinomial Triangle snoozingnewt 🥉 78
    Pascal’s Triangle snoozingnewt 67
    Pangram Grep snoozingnewt 136
    Partition Numbers snoozingnewt 169
    Number Spiral snoozingnewt 137
    Fizz Buzz o0lit3 141
    Prime Numbers (Long) snoozingnewt 73
    Prime Numbers snoozingnewt 69
    Niven Numbers (Long) snoozingnewt 102
    Niven Numbers snoozingnewt 76
    Odious Numbers (Long) snoozingnewt 66
    Evil Numbers (Long) snoozingnewt 67
    Evil Numbers snoozingnewt 66
    Odious Numbers snoozingnewt 65
    Vampire Numbers kg583 💎 207
    Divisors snoozingnewt 84
    Pernicious Numbers edsrzf 🥇 56
    Taxicab Numbers snoozingnewt 🥉 148
    Fibonacci snoozingnewt 🥇 43
    Pernicious Numbers (Long) snoozingnewt 74
    Gray Code Decoder snoozingnewt 113
    Gray Code Encoder snoozingnewt 90
    Minesweeper kg583 💎 169
    Narcissistic Numbers HumanoidCPU 847
    Continued Fractions kg583 🥈 130
    Polygon Triangulations HumanoidCPU 4,321
    Rock-paper-scissors-Spock-lizard edsrzf 💎 239
    Rock-paper-scissors-Spock-lizard kg583 🥈 270
    Triangular Numbers Shanethegamer 199
    Triangular Numbers HumanoidCPU 199
    Triangular Numbers kg583 45
    Sierpiński Triangle edsrzf 💎 75
    Taxicab Numbers KatieLG 4,169
    Ulam Sequence KatieLG 🥉 1,102
    τ JOrE20 1,013
    π JOrE20 1,013
    Van Eck Sequence JOrE20 3,564
    Vampire Numbers JOrE20 1,235
    Ulam Sequence JOrE20 1,352
    Trinomial Triangle JOrE20 2,096
    Tower of Hanoi JOrE20 4,097
    Tongue-twisters JOrE20 546
    Taxicab Numbers JOrE20 4,654
    Smith Numbers JOrE20 2,209
    Sierpiński Triangle JOrE20 579
    Rule 110 JOrE20 15,961
    Rijndael S-box JOrE20 793
    Recamán JOrE20 1,156
    Prime Numbers (Long) JOrE20 7,186
    Prime Numbers JOrE20 105
    Polyominoes JOrE20 4,839
    Pernicious Numbers (Long) JOrE20 24,923
    Pernicious Numbers JOrE20 144
    Pascal’s Triangle JOrE20 798
    Partition Numbers JOrE20 756
    Odious Numbers (Long) JOrE20 2,454
    Odious Numbers JOrE20 108
    Number Spiral JOrE20 319
    Niven Numbers (Long) JOrE20 8,985
    Niven Numbers JOrE20 133
    N Queens JOrE20 1,403
    Mandelbrot JOrE20 10,054
    Lucky Numbers JOrE20 5,829
    Look and Say JOrE20 1,308
    Leyland Numbers JOrE20 1,002
    Leap Years JOrE20 885
    Kolakoski Sequence JOrE20 2,010
    Kaprekar Numbers JOrE20 517
    Inventory Sequence JOrE20 3,632
    Hilbert Curve JOrE20 5,159
    Happy Numbers (Long) JOrE20 704
    Happy Numbers JOrE20 148
    Gijswijt’s Sequence JOrE20 3,009
    Foo Fizz Buzz Bar JOrE20 6,728
    Fizz Buzz JOrE20 522
    Fibonacci JOrE20 174
    Farey Sequence JOrE20 5,138
    Factorial Factorisation JOrE20 872
    Evil Numbers (Long) JOrE20 2,460
    Evil Numbers JOrE20 104
    Emirp Numbers (Long) JOrE20 1,405
    Emirp Numbers JOrE20 181
    Dragon Curve JOrE20 10,537
    Divisors JOrE20 1,275
    Diamonds JOrE20 1,201
    Cubes JOrE20 4,221