Kolakoski Sequence in all languages in chars. Cheevos Holes Recent Holes Langs Medals Misc All Holes 12 Days of Christmas 24 Game 99 Bottles of Beer Abundant Numbers Abundant Numbers (Long) Arabic to Roman Arithmetic Numbers Arrows Ascending Primes ASCII Table Billiards brainfuck Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz CSS Colors Cubes Day of Week DFA Simulator Diamonds Divisors Emirp Numbers Emirp Numbers (Long) Emojify Evil Numbers Evil Numbers (Long) Factorial Factorisation Farey Sequence Fibonacci Fizz Buzz Foo Fizz Buzz Bar Forsyth–Edwards Notation Fractions Game of Life Gijswijt’s Sequence Happy Numbers Happy Numbers (Long) Hexdump Intersection Inventory Sequence ISBN Jacobi Symbol Kaprekar Numbers Kolakoski Constant Kolakoski Sequence Leap Years Levenshtein Distance Leyland Numbers ln 2 Look and Say Lucky Numbers Lucky Tickets Mahjong Mandelbrot Maze Medal Tally Morse Decoder Morse Encoder Musical Chords N Queens Niven Numbers Niven Numbers (Long) Number Spiral Odious Numbers Odious Numbers (Long) Ordinal Numbers PalindromemordnilaP Pangram Grep Partition Numbers Pascal’s Triangle Pernicious Numbers Pernicious Numbers (Long) Poker Polyominoes Prime Numbers Prime Numbers (Long) Proximity Grid QR Decoder Quine Recamán Repeating Decimals Reverse Polish Notation Reversi Rijndael S-box Rock-paper-scissors-Spock-lizard Roman to Arabic ROT13 Rule 110 Scrambled Sort Set Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars GPT Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Tic-tac-toe Time Distance Tongue-twisters Transpose Sentence United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Apéry’s Constant Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Hilbert Curve Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Topological Sort Trinomial Triangle Turtle Tutorial All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir F# Factor Forth Fortran Gleam Go GolfScript Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Ruby Rust Scheme sed SQL Swift Tcl TeX V VimL Wren Zig 05AB1E ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel Erlang Fennel Groovy Harbour Hare Haxe Hush Hy iogii Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir F# Factor Forth Fortran Gleam Go GolfScript Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Ruby Rust Scheme sed SQL Swift Tcl TeX V VimL Wren Zig Experimental Language 05AB1E ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel Erlang Fennel Groovy Harbour Hare Haxe Hush Hy iogii Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Vala Vyxal Hole All 12 Days of Christmas 24 Game 99 Bottles of Beer Abundant Numbers Abundant Numbers (Long) Arabic to Roman Arithmetic Numbers Arrows Ascending Primes ASCII Table Billiards brainfuck Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz CSS Colors Cubes Day of Week DFA Simulator Diamonds Divisors Emirp Numbers Emirp Numbers (Long) Emojify Evil Numbers Evil Numbers (Long) Factorial Factorisation Farey Sequence Fibonacci Fizz Buzz Foo Fizz Buzz Bar Forsyth–Edwards Notation Fractions Game of Life Gijswijt’s Sequence Happy Numbers Happy Numbers (Long) Hexdump Intersection Inventory Sequence ISBN Jacobi Symbol Kaprekar Numbers Kolakoski Constant Kolakoski Sequence Leap Years Levenshtein Distance Leyland Numbers ln 2 Look and Say Lucky Numbers Lucky Tickets Mahjong Mandelbrot Maze Medal Tally Morse Decoder Morse Encoder Musical Chords N Queens Niven Numbers Niven Numbers (Long) Number Spiral Odious Numbers Odious Numbers (Long) Ordinal Numbers PalindromemordnilaP Pangram Grep Partition Numbers Pascal’s Triangle Pernicious Numbers Pernicious Numbers (Long) Poker Polyominoes Prime Numbers Prime Numbers (Long) Proximity Grid QR Decoder Quine Recamán Repeating Decimals Reverse Polish Notation Reversi Rijndael S-box Rock-paper-scissors-Spock-lizard Roman to Arabic ROT13 Rule 110 Scrambled Sort Set Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars GPT Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Tic-tac-toe Time Distance Tongue-twisters Transpose Sentence United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Experimental Hole Apéry’s Constant Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Hilbert Curve Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Topological Sort Trinomial Triangle Turtle Tutorial # Golfer Points Chars Time 826th jameslindesay 665 74 24 Feb 2021 826th PkmnQ 665 74 5 May 2024 826th RedzGoose 🇦🇺 665 74 14 Oct 2024 826th yokasuretsu 665 74 13 Jan 2025 830th MeWhenI 🇻🇦 663 69 15 Feb 2023 830th MarcMush 🇫🇷 663 69 12 Feb 2024 830th Yewzir 🇧🇪 663 69 5 Apr 2024 833rd Natanaelel 🇸🇪 662 56 20 Jan 2024 834th DialFrost 🇸🇬 661 75 3 Jun 2025 835th 77Tigers 659 114 9 Apr 2024 836th uttumuttu 🇫🇮 656 71 8 Jan 2022 836th olleicua 🇺🇸 656 71 20 Feb 2024 838th Trunksistor 🇫🇷 656 75 25 May 2022 838th celiendonze 🇨🇭 656 75 16 Jun 2023 838th qwjhvbxi 656 75 9 Feb 2024 838th wenbang24 656 75 6 Apr 2024 842nd SirBogman 🇺🇸 656 108 3 Jan 2022 843rd emgordon154 653 65 6 Sep 2024 844th kumavale 🇯🇵 653 115 3 May 2021 845th annaproxy 652 91 13 Jan 2023 845th AdrienHache 🇫🇷 652 91 31 Dec 2023 847th Jacob385 651 153 9 Apr 2024 848th jwhear 🇺🇸 651 171 1 Oct 2024 849th xiBread 🇺🇸 650 57 24 Aug 2021 850th targrik 648 61 118 mins ago 851st boxjelly 648 65 11 Feb 2021 851st msbranicky 648 65 12 Sep 2023 853rd Waffle3z 648 76 20 Jan 2021 853rd hellwue 648 76 16 Nov 2023 853rd yuchuehw 648 76 18 Jan 2024 856th Bubbler-4 648 97 13 Sep 2023 857th Shanethegamer 🇺🇸 646 97 22 Dec 2023 858th johnnythedoggie 641 106 3 Mar 2021 859th emgordon154 640 98 10 Dec 2024 860th nephila-nacrea 🇬🇧 639 58 3 Feb 2021 861st f-tucker 639 77 2 Feb 2024 861st undefinedRyan 639 77 19 Apr 2025 863rd alomiF 639 102 4 Nov 2024 864th msbranicky 639 134 3 Oct 2023 865th Maznek 638 73 30 Jun 2023 866th NickTheEASDude 🇺🇸 638 95 1 Jul 2024 867th MeWhenI 🇻🇦 635 82 21 Jul 2023 868th janbehrens 🇩🇪 634 135 13 Jun 2021 869th Shanethegamer 🇺🇸 633 57 27 Jul 2023 870th DialFrost 🇸🇬 633 67 3 Aug 2024 871st MateuszPietrzak 🇵🇱 632 112 16 Jan 2024 872nd emgordon154 632 186 30 May 2025 873rd AkashTandon167 631 78 25 May 2021 873rd jhpaques 🇫🇷 631 78 30 Nov 2022 875th SirBogman 🇺🇸 631 84 14 Dec 2021 876th sreyfe 631 119 9 Jun 2024 877th MeWhenI 🇻🇦 630 90 24 Oct 2024 878th NewDefectus 🇮🇱 628 59 25 Oct 2021 879th janbehrens 🇩🇪 626 136 9 Jul 2021 880th Shanethegamer 🇺🇸 623 64 26 Jul 2023 881st twocatsinatrenchcoat 623 79 29 Mar 2022 881st SniperSmiley 🇺🇸 623 79 23 Jun 2022 881st Glinte 623 79 14 Dec 2023 881st Bmrl7 623 79 19 Mar 2024 885th MeWhenI 🇻🇦 621 101 9 May 2024 886th edsrzf 🇳🇿 620 138 21 Dec 2024 887th emgordon154 620 151 6 Oct 2024 888th ovs-code 🇩🇪 619 48 2 Jan 2024 889th janbehrens 🇩🇪 619 68 18 Jan 2021 890th Yewzir 🇧🇪 618 64 16 Nov 2023 891st AkashTandon167 616 86 25 May 2021 892nd MeWhenI 🇻🇦 616 106 26 Aug 2023 893rd bastienvoirin 🇫🇷 615 80 4 Feb 2021 893rd argusdusty 🇺🇸 615 80 25 Mar 2021 893rd OppositeShark 615 80 9 Apr 2022 893rd WillowWispy 615 80 16 Mar 2025 897th dokutan 615 106 24 Mar 2025 898th Shanethegamer 🇺🇸 612 85 21 Dec 2024 899th orthoplex 🇨🇽 612 153 25 Jun 2023 900th Shanethegamer 🇺🇸 612 192 2 Apr 2025 Prev 826–900 of 1,697 Next