Kolakoski Sequence in all languages in chars. Achievements Cheevos Holes Languages Medals Miscellaneous 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 Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz Continued Fractions 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 Gray Code Decoder Gray Code Encoder Happy Numbers Happy Numbers (Long) Hexdump Hilbert Curve 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 Minesweeper Morse Decoder Morse Encoder Multitap Input 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 Topological Sort Tower of Hanoi Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> ALGOL 68 ArkScript Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang F# Factor Forth Fortran Gleam Go GolfScript Groovy 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 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> ALGOL 68 ArkScript Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang F# Factor Forth Fortran Gleam Go GolfScript Groovy 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 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka 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 Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz Continued Fractions 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 Gray Code Decoder Gray Code Encoder Happy Numbers Happy Numbers (Long) Hexdump Hilbert Curve 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 Minesweeper Morse Decoder Morse Encoder Multitap Input 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 Topological Sort Tower of Hanoi Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Experimental Hole Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 720th strout 759 86 124ms 15 Dec 2023 722nd TobyBoyne 🇬🇧 758 65 11ms 21 Jan 2021 722nd 77Tigers 758 65 32ms 1 Mar 2021 722nd knutae 🇳🇴 758 65 10ms 29 Jun 2021 722nd ehulinsky 🇺🇸 758 65 13ms 10 Nov 2021 722nd guilhem-roy 🇫🇷 758 65 12ms 28 Feb 2022 722nd martinnorling 🇸🇪 758 65 10ms 8 Mar 2022 722nd IshanPanpaliya 758 65 11ms 3 May 2023 722nd nooberitess 758 65 12ms 8 Apr 2025 730th GolfingSuccess 🇬🇷 758 71 6ms 16 Oct 2023 730th Yewzir 🇧🇪 758 71 3ms 19 Nov 2025 732nd edsrzf 🇳🇿 758 82 9ms 14 days ago 733rd duckyluuk 🇳🇱 756 73 7ms 16 Dec 2024 734th Shanethegamer 🇺🇸 754 63 4ms 13 Aug 2024 734th emgordon154 754 63 4ms 25 Aug 2024 736th ovs-code 🇩🇪 754 87 110ms 8 Mar 2024 737th edsrzf 🇳🇿 754 97 35ms 6 days ago 738th RockOfStone 753 81 2ms 4 Nov 2021 738th dokutan 753 81 2ms 18 Jul 2025 740th lynn 753 85 1,297ms 12 Sep 2021 741st ScottHamper 752 62 9ms 1 Jun 2021 741st helbling 🇨🇭 752 62 11ms 2 Oct 2024 743rd Mabeloid 🇳🇴 751 64 481ms 17 Sep 2024 744th cipharius 750 87 169ms 19 Jan 2021 745th edsrzf 🇳🇿 750 91 7ms 14 days ago 746th Lydxn 🇨🇦 750 223 13ms 24 Jun 2021 747th CaedenHarper 🇨🇦 749 61 1,432ms 11 Feb 2026 748th Yewzir 🇧🇪 748 71 2ms 14 Oct 2023 749th ArmaanAS 747 66 11ms 4 Apr 2021 749th quimey 747 66 10ms 23 Jun 2023 749th firegene 🇮🇪 747 66 22ms 24 Feb 2026 752nd emgordon154 747 115 27ms 4 days ago 753rd m-ender 🇩🇪 745 89 162ms 23 Apr 2021 754th sean-niemann 🇺🇸 744 57 155ms 17 Jun 2025 755th primo-ppcg 🇹🇭 743 40 172ms 22 Apr 2022 756th ScottHamper 742 90 502ms 30 Nov 2025 757th SirBogman 🇺🇸 742 139 2ms 21 Dec 2021 758th kg583 🇺🇸 741 85 40ms 13 Feb 2025 759th emgordon154 740 32 43ms 19 Oct 2025 760th jared-hughes 740 57 37ms 9 Sep 2022 761st olivermrose 🇺🇸 740 63 9ms 21 Sep 2021 761st GeorgeStechman 🇬🇧 740 63 9ms 17 Nov 2022 763rd AlephSquirrel 739 99 9ms 18 Jan 2025 764th DialFrost 🇸🇬 738 49 280ms 25 Jun 2024 765th janbehrens 🇩🇪 737 93 460ms 24 Mar 2022 766th Yewzir 🇧🇪 736 62 1,249ms 16 Nov 2025 767th msbranicky 736 67 14ms 21 Aug 2023 767th Matter1024 🇮🇳 736 67 14ms 4 days ago 769th MeWhenI 🇻🇦 735 151 1,682ms 7 Nov 2025 770th MeWhenI 🇻🇦 734 93 4ms 22 May 2023 771st Omega65536 🇩🇪 734 103 145ms 24 Nov 2022 772nd primo-ppcg 🇹🇭 734 117 25ms 14 Jul 2021 772nd CaedenHarper 🇨🇦 734 117 282ms 11 Feb 2026 774th guliyevemil1 🇦🇿 733 89 124ms 11 Feb 2021 774th annaproxy 733 89 148ms 17 Aug 2022 774th Shanethegamer 🇺🇸 733 89 116ms 20 Jan 2024 774th snoozingnewt 🇨🇦 733 89 118ms 9 Dec 2025 778th Steffan153 🇫🇮 731 51 82ms 18 Dec 2022 779th Shanethegamer 🇺🇸 730 88 114ms 15 Oct 2022 780th annaproxy 728 58 43ms 24 Oct 2023 781st dvik72 728 64 9ms 1 Jun 2022 781st AlephSquirrel 728 64 9ms 16 Feb 2023 783rd janbehrens 🇩🇪 728 73 2ms 11 Jun 2021 784th dokutan 728 118 25ms 18 Jul 2025 785th KatieLG 🇬🇧 727 63 1,399ms 25 Apr 2021 786th arctouch-cristiannevianna 727 82 389ms 22 Nov 2023 787th elgan65536 🇺🇸 727 104 162ms 7 Feb 2026 788th Stockoh 🇫🇷 725 68 36ms 25 Dec 2021 788th Bonjour27891 🇻🇳 725 68 38ms 1 Sep 2022 788th trist224 🇫🇷 725 68 37ms 18 Oct 2022 788th mousetail 🇳🇱 725 68 37ms 11 Aug 2023 788th Command-Master 725 68 39ms 24 Sep 2023 788th JunkIce 725 68 20ms 24 Nov 2024 794th ovs-code 🇩🇪 725 72 12ms 16 Jul 2023 795th yzhs 🇩🇪 725 90 117ms 24 Jul 2021 796th jacobly0 🇺🇸 725 153 1,809ms 22 Apr 2024 797th Yewzir 🇧🇪 720 91 2ms 28 Mar 2024 798th GolfingSuccess 🇬🇷 718 33 50ms 22 Jul 2022 799th Shanethegamer 🇺🇸 718 74 2ms 18 May 2022 800th Alex-x90 🇺🇸 718 99 417ms 23 Jun 2022 First Prev 721–800 of 1,929 Next Last