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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
    24 Game bitsandbeyond 💎 267
    Kolakoski Sequence snoozingnewt 46
    Emirp Numbers snoozingnewt 🥇 59
    GPS Satellite Identification bitsandbeyond 212
    Happy Numbers (Long) nickweissert-star 157
    Vampire Numbers nickweissert-star 937
    Seven Segment nickweissert-star 253
    PalindromemordnilaP nickweissert-star 105
    SI Units nickweissert-star 12,978
    Poker nickweissert-star 459
    Chess Move Validation scpchicken 139
    Roman to Arabic juliansiebert 172
    24 Game Languag3 🥈 331
    Ten-pin Bowling edsrzf 💎 91
    Collatz snoozingnewt 57
    Abundant Numbers nickweissert-star 54
    Emojify bitsandbeyond 🥈 99
    CSS Colors bikini 70
    Vampire Numbers bitsandbeyond 💎 106
    Nim snoozingnewt 🥉 99
    Tower of Hanoi DialFrost 51
    λ bitsandbeyond 💎 169
    Quine snoozingnewt 25
    Abundant Numbers snoozingnewt 54
    Abundant Numbers (Long) snoozingnewt 54
    Number Spiral bitsandbeyond 💎 90
    Vampire Numbers edsrzf 🥈 107
    Mandelbrot nickweissert-star 547
    Leyland Numbers nickweissert-star 71
    Hilbert Curve nickweissert-star 738
    Langton’s Ant bitsandbeyond 136
    Transpose Sentence edsrzf 💎 53
    Transpose Sentence snoozingnewt 🥈 55
    Snake nickweissert-star 180
    Kolakoski Sequence edsrzf 🥈 41
    Farey Sequence snoozingnewt 49
    Tower of Hanoi bitsandbeyond 🥇 49
    Tower of Hanoi snoozingnewt 🥇 49
    Smith Numbers nickweissert-star 300
    Mahjong bitsandbeyond 💎 210
    Fractions nickweissert-star 90
    Gijswijt’s Sequence nickweissert-star 169
    Lyndon Factorization bitsandbeyond 73
    SI Units edsrzf 💎 321
    SI Units madex 🥈 351
    Chess Move Validation nickweissert-star 150
    Roman to Arabic nickweissert-star 135
    Morse Encoder nickweissert-star 323
    Hexdump nickweissert-star 296
    Star Wars Opening Crawl nickweissert-star 307
    Ascending Primes edsrzf 🥇 63
    Fibonacci bitsandbeyond 🥇 27
    Yellowstone Permutation bitsandbeyond 116
    Van Eck Sequence bitsandbeyond 🥈 43
    Ulam Sequence bitsandbeyond 💎 49
    Kolakoski Sequence bitsandbeyond 🥈 41
    Kolakoski Constant bitsandbeyond 💎 75
    Ascending Primes bitsandbeyond 🥇 63
    Ulam Sequence nickweissert-star 110
    Trinomial Triangle snoozingnewt 🥉 51
    Pascal’s Triangle snoozingnewt 42
    Partition Numbers snoozingnewt 55
    Lucky Tickets bitsandbeyond 81
    Pangram Grep snoozingnewt 🥇 37
    Box Plot bitsandbeyond 523
    Significant Figures bitsandbeyond 57
    Number Spiral snoozingnewt 🥉 115
    Gray Code Encoder juliansiebert 🥇 30
    Snake bitsandbeyond 💎 105
    Tic-tac-toe madex 🥇 63
    Arithmetic Numbers bitsandbeyond 🥇 76
    Prime Numbers (Long) snoozingnewt 31
    Prime Numbers snoozingnewt 30
    Evil Numbers (Long) edsrzf 💎 27
    Odious Numbers edsrzf 🥇 24
    Evil Numbers edsrzf 🥇 25
    Van Eck Sequence edsrzf 44
    Odious Numbers (Long) snoozingnewt 🥇 28
    Odious Numbers snoozingnewt 🥉 27
    Evil Numbers (Long) snoozingnewt 30
    Evil Numbers snoozingnewt 29
    Niven Numbers (Long) snoozingnewt 40
    Divisors snoozingnewt 37
    Niven Numbers snoozingnewt 31
    Divisors JOrE20 37
    Game of Life bitsandbeyond 🥉 90
    Ten-pin Bowling bitsandbeyond 112
    Divisors nickweissert-star 34
    Taxicab Numbers snoozingnewt 74
    Proximity Grid bitsandbeyond 🥈 97
    Numbrix bitsandbeyond 522
    Odd Polyomino Tiling bitsandbeyond 356
    Gray Code Decoder snoozingnewt 🥇 34
    Gray Code Encoder snoozingnewt 🥇 30
    Narcissistic Numbers JOrE20 837
    United States nickweissert-star 409
    Blackjack Dealer bitsandbeyond 92
    Narcissistic Numbers bitsandbeyond 100
    Pernicious Numbers zzh1996 🥇 22
    Pernicious Numbers (Long) snoozingnewt 36