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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
    Tower of Hanoi sean-niemann 🥉 49
    Smooth Numbers ovs-code 59
    Smooth Numbers GolfingSuccess 61
    Kaprekar Numbers blaztoma 75
    π kurkale6ka 49
    λ JOrE20 1,011
    Foo Fizz Buzz Bar BREMAUCY 89
    Niven Numbers (Long) snoozingnewt 43
    Kaprekar Numbers Lv0Sys 60
    Arrows snoozingnewt 122
    Continued Fractions Shanethegamer 129
    Quine CornerMercury 🥇 32
    Odious Numbers (Long) Lv0Sys 42
    τ ndren 72
    Niven Numbers (Long) Lv0Sys 43
    γ CornerMercury 49
    φ BREMAUCY 🥇 37
    𝑒 BREMAUCY 🥇 31
    γ BREMAUCY 🥇 42
    √2 BREMAUCY 🥇 36
    π BREMAUCY 🥇 31
    τ BREMAUCY 🥇 40
    Catalan’s Constant BREMAUCY 🥇 46
    ln 2 BREMAUCY 🥇 40
    Catalan Numbers Lv0Sys 44
    PalindromemordnilaP HPWiz 🥉 59
    Multitap Input Shanethegamer 128
    Happy Numbers (Long) Lv0Sys 67
    Fractions Lv0Sys 69
    Van Eck Sequence Lv0Sys 69
    Emojify Lv0Sys 259
    Niven Numbers snoozingnewt 39
    π CornerMercury 35
    Leyland Numbers Lv0Sys 58
    United States Lv0Sys 164
    Tongue-twisters prestosilver 544
    Catalan Numbers snoozingnewt 42
    Abundant Numbers Lv0Sys 47
    Cubes Lv0Sys 205
    Leap Years Lv0Sys 42
    Poker Lv0Sys 373
    Day of Week DialFrost 169
    Fizz Buzz CornerMercury 60
    λ Lv0Sys 189
    Niven Numbers Lv0Sys 40
    Morse Decoder Lv0Sys 189
    Morse Encoder Lv0Sys 199
    λ KatieLG 1,010
    Van Eck Sequence KatieLG 1,687
    Vampire Numbers KatieLG 1,039
    Trinomial Triangle KatieLG 1,843
    Tongue-twisters KatieLG 497
    Smith Numbers KatieLG 1,647
    Sierpiński Triangle KatieLG 226
    Rule 110 KatieLG 2,067
    Recamán KatieLG 807
    Prime Numbers (Long) KatieLG 4,283
    Prime Numbers KatieLG 98
    Polyominoes KatieLG 1,351
    Pernicious Numbers (Long) KatieLG 14,098
    Pernicious Numbers KatieLG 127
    Pascal’s Triangle KatieLG 694
    Partition Numbers KatieLG 661
    Odious Numbers (Long) KatieLG 1,663
    Odious Numbers KatieLG 100
    Niven Numbers (Long) KatieLG 5,568
    Niven Numbers KatieLG 118
    N Queens KatieLG 1,184
    Mandelbrot KatieLG 593
    Lucky Numbers KatieLG 3,720
    Look and Say KatieLG 707
    Leyland Numbers KatieLG 899
    Leap Years KatieLG 603
    Kolakoski Constant KatieLG 1,010
    Kaprekar Numbers KatieLG 467
    Inventory Sequence KatieLG 1,735
    Hilbert Curve KatieLG 926
    Happy Numbers (Long) KatieLG 571
    Happy Numbers KatieLG 134
    Gijswijt’s Sequence KatieLG 252