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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
    π Languag3 1,013
    Tutorial Languag3 218
    Emirp Numbers JOrE20 135
    Fibonacci KasperKivimaeki 94
    Tutorial emgordon154 166
    Polyominoes HumanoidCPU 7,410
    Cubes HumanoidCPU 6,134
    12 Days of Christmas HumanoidCPU 2,491
    Hilbert Curve HumanoidCPU 5,148
    Rule 110 HumanoidCPU 22,101
    Sierpiński Triangle HumanoidCPU 798
    99 Bottles of Beer HumanoidCPU 12,281
    Christmas Trees HumanoidCPU 807
    Diamonds HumanoidCPU 1,723
    Tongue-twisters HumanoidCPU 537
    Number Spiral HumanoidCPU 318
    Arithmetic Numbers JOrE20 36,732
    Recamán JOrE20 753
    Ascending Primes JOrE20 🥉 421
    Farey Sequence JOrE20 3,042
    Pascal’s Triangle JOrE20 682
    Partition Numbers JOrE20 🥈 646
    Fibonacci JOrE20 133
    Leyland Numbers JOrE20 885
    Trinomial Triangle JOrE20 🥈 1,714
    Tongue-twisters prestosilver 526
    Star Wars Opening Crawl blaztoma 🥈 2,452
    π Carlos-EAC 1,002
    Highly Composite Numbers JOrE20 391
    Hexagonal Spiral JOrE20 1,148
    Prime Numbers (Long) JOrE20 4,065
    Prime Numbers JOrE20 70
    Evil Numbers JOrE20 69
    Kaprekar Numbers JOrE20 🥉 439
    Cubes JOrE20 963
    Tower of Hanoi CaedenHarper 11,240
    Tower of Hanoi vhoulbreque 🥈 106
    Mandelbrot JOrE20 💎 527
    Abundant Numbers (Long) HumanoidCPU 1,208
    Taxicab Numbers HumanoidCPU 4,643
    Highly Composite Numbers HumanoidCPU 451
    Sphenic Numbers HumanoidCPU 10,658
    Semiprime Numbers HumanoidCPU 15,412
    24 Game HumanoidCPU 13,792
    Mandelbrot HumanoidCPU 10,043
    Arithmetic Numbers HumanoidCPU 45,328
    Catalan Numbers HumanoidCPU 2,970
    Divisors HumanoidCPU 1,264
    N Queens HumanoidCPU 1,392
    Collatz HumanoidCPU 4,224
    Van Eck Sequence HumanoidCPU 3,553
    Vampire Numbers HumanoidCPU 1,224
    Trinomial Triangle HumanoidCPU 2,085
    Prime Numbers (Long) HumanoidCPU 7,175
    Inventory Sequence HumanoidCPU 3,621
    Happy Numbers (Long) HumanoidCPU 693
    Smith Numbers HumanoidCPU 2,198
    Partition Numbers HumanoidCPU 745
    Pernicious Numbers (Long) HumanoidCPU 24,912
    Evil Numbers (Long) HumanoidCPU 2,449
    Odious Numbers (Long) HumanoidCPU 2,443
    Gijswijt’s Sequence HumanoidCPU 2,998
    Foo Fizz Buzz Bar HumanoidCPU 6,717
    Emirp Numbers HumanoidCPU 170
    Emirp Numbers (Long) HumanoidCPU 1,394
    Niven Numbers (Long) HumanoidCPU 8,974
    Niven Numbers HumanoidCPU 122
    Kaprekar Numbers HumanoidCPU 506
    Look and Say HumanoidCPU 1,297
    Lucky Numbers HumanoidCPU 5,818
    Farey Sequence HumanoidCPU 5,127
    Tower of Hanoi HumanoidCPU 4,086
    Foo Fizz Buzz Bar JOrE20 2,918
    Factorial Factorisation JOrE20 🥉 857
    Sierpiński Triangle JOrE20 🥉 219
    Catalan’s Constant JOrE20 979
    Look and Say JOrE20 🥉 612
    Inventory Sequence JOrE20 🥉 1,589
    Happy Numbers (Long) JOrE20 543
    Vampire Numbers JOrE20 🥉 994