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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
    Factorial Factorisation scpchicken 💎 49
    Kolakoski Sequence snoozingnewt 42
    QR Decoder bikini 🥈 85
    Mahjong bikini 🥈 104
    Multitap Input bikini 🥇 48
    Snake bikini 🥈 73
    Connect Four scpchicken 🥉 141
    CSS Colors scpchicken 2,539
    Chess Move Validation scpchicken 86
    Time Distance bikini 208
    Recamán bikini 52
    Seven Segment bikini 🥈 58
    Reversi bikini 💎 58
    Taxicab Numbers bikini 🥉 35
    Nim bikini 🥈 31
    Chess Move Validation bikini 48
    Partition Numbers bikini 50
    Sierpiński Triangle bikini 39
    24 Game bikini 💎 322
    Set bikini 74
    ASCII Table bikini 100
    DFA Simulator bikini 90
    Star Wars Opening Crawl bikini 187
    Continued Fractions bikini 79
    12 Days of Christmas GolfingSuccess 400
    Collatz snoozingnewt 40
    Nim snoozingnewt 35
    Farey Sequence bikini 24
    Leap Years snoozingnewt 26
    Fractions snoozingnewt 33
    Quine snoozingnewt 🥇 10
    Quine scpchicken 🥇 10
    τ bpharaldsson 54
    Tower of Hanoi JOrE20 34
    Farey Sequence snoozingnewt 62
    Tower of Hanoi snoozingnewt 🥇 29
    Reverse Polish Notation bikini 🥇 4
    Mahjong emgordon154 118
    Trinomial Triangle snoozingnewt 🥇 26
    Pascal’s Triangle snoozingnewt 24
    Partition Numbers snoozingnewt 32
    Fibonacci Europe2048 18
    Number Spiral snoozingnewt 48
    Fizz Buzz o0lit3 37
    Odious Numbers (Long) snoozingnewt 🥇 15
    Odious Numbers snoozingnewt 🥇 14
    Evil Numbers (Long) snoozingnewt 🥇 16
    Evil Numbers snoozingnewt 🥇 14
    Divisors snoozingnewt 26
    Niven Numbers (Long) snoozingnewt 🥇 24
    Taxicab Numbers snoozingnewt 36
    CSS Colors dngnogu 1,806
    Happy Numbers (Long) dngnogu 38
    Happy Numbers dngnogu 37
    Recamán dngnogu 39
    λ Brain-Boy-53 1,008
    Gray Code Encoder snoozingnewt 19
    Gray Code Decoder snoozingnewt 🥇 18
    Pangram Grep zzh1996 🥇 20
    Transpose Sentence zzh1996 🥇 15
    Pernicious Numbers (Long) snoozingnewt 💎 24
    Narcissistic Numbers HumanoidCPU 839
    Abundant Numbers (Long) albanian-laundromat 30
    Divisors albanian-laundromat 26
    Fibonacci albanian-laundromat 20
    Fibonacci snoozingnewt 🥇 13
    Polygon Triangulations HumanoidCPU 4,313
    Triangular Numbers Natanaelel 12
    Triangular Numbers pardouin 10
    Triangular Numbers Steffan153 10
    Triangular Numbers CornerMercury 13
    Triangular Numbers GolfingSuccess 10
    Triangular Numbers Shanethegamer 13
    Triangular Numbers JOrE20 13
    12 Days of Christmas dngnogu 414
    Triangular Numbers HumanoidCPU 191
    Triangular Numbers ovs-code 10
    Triangular Numbers AlephSquirrel 13
    Triangular Numbers Europe2048 13
    Triangular Numbers albanian-laundromat 13
    Taxicab Numbers KatieLG 4,161
    Ulam Sequence KatieLG 1,094
    Tutorial dngnogu 24
    Tutorial Europe2048 29
    Snake emgordon154 🥉 88
    Trinomial Triangle JOrE20 2,091
    Smith Numbers JOrE20 2,204
    Rule 110 JOrE20 15,956
    Pernicious Numbers (Long) JOrE20 24,918
    Partition Numbers JOrE20 751
    N Queens JOrE20 1,398
    Look and Say JOrE20 1,303
    Leyland Numbers JOrE20 997
    Inventory Sequence JOrE20 3,627
    Farey Sequence JOrE20 5,133
    Emirp Numbers (Long) JOrE20 1,400
    Emirp Numbers JOrE20 176
    Dragon Curve JOrE20 10,532
    Divisors JOrE20 1,270
    Catalan Numbers JOrE20 2,976