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 721st c0d3-4-F00d 🇩🇪 759 70 2ms 18 Mar 2022 721st Alex-x90 🇺🇸 759 70 2ms 6 Mar 2023 721st dokutan 759 70 2ms 18 Jul 2025 724th GolfingSuccess 🇬🇷 759 71 6ms 16 Oct 2023 724th Yewzir 🇧🇪 759 71 3ms 19 Nov 2025 726th duckyluuk 🇳🇱 759 73 7ms 16 Dec 2024 727th edsrzf 🇳🇿 759 82 9ms 21 days ago 728th TobyBoyne 🇬🇧 758 65 11ms 21 Jan 2021 728th 77Tigers 758 65 33ms 1 Mar 2021 728th knutae 🇳🇴 758 65 12ms 29 Jun 2021 728th ehulinsky 🇺🇸 758 65 13ms 10 Nov 2021 728th guilhem-roy 🇫🇷 758 65 12ms 28 Feb 2022 728th martinnorling 🇸🇪 758 65 11ms 8 Mar 2022 728th IshanPanpaliya 758 65 11ms 3 May 2023 728th nooberitess 758 65 12ms 8 Apr 2025 728th madeforlosers 758 65 13ms 3 days ago 737th edsrzf 🇳🇿 756 97 37ms 14 days ago 738th Shanethegamer 🇺🇸 755 63 4ms 13 Aug 2024 738th emgordon154 755 63 4ms 25 Aug 2024 740th ovs-code 🇩🇪 755 87 110ms 8 Mar 2024 741st RockOfStone 754 81 2ms 4 Nov 2021 741st dokutan 754 81 2ms 18 Jul 2025 743rd lynn 754 85 1,297ms 12 Sep 2021 744th ScottHamper 752 62 12ms 1 Jun 2021 744th helbling 🇨🇭 752 62 12ms 2 Oct 2024 746th edsrzf 🇳🇿 752 91 7ms 21 days ago 747th Lydxn 🇨🇦 752 223 13ms 24 Jun 2021 748th Mabeloid 🇳🇴 751 64 398ms 17 Sep 2024 749th cipharius 751 87 169ms 19 Jan 2021 750th CaedenHarper 🇨🇦 750 61 1,009ms 11 Feb 2026 751st Yewzir 🇧🇪 749 71 2ms 14 Oct 2023 752nd m-ender 🇩🇪 748 89 161ms 23 Apr 2021 753rd emgordon154 748 115 27ms 12 days ago 754th ArmaanAS 747 66 12ms 4 Apr 2021 754th quimey 747 66 11ms 23 Jun 2023 754th firegene 🇮🇪 747 66 27ms 24 Feb 2026 757th sean-niemann 🇺🇸 746 57 150ms 17 Jun 2025 758th primo-ppcg 🇹🇭 744 40 161ms 22 Apr 2022 759th kg583 🇺🇸 743 85 40ms 13 Feb 2025 760th ScottHamper 743 90 502ms 30 Nov 2025 761st SirBogman 🇺🇸 742 139 2ms 21 Dec 2021 762nd emgordon154 741 32 43ms 19 Oct 2025 763rd jared-hughes 741 57 37ms 9 Sep 2022 764th olivermrose 🇺🇸 740 63 11ms 21 Sep 2021 764th GeorgeStechman 🇬🇧 740 63 11ms 17 Nov 2022 766th AlephSquirrel 740 99 10ms 18 Jan 2025 767th DialFrost 🇸🇬 739 49 276ms 25 Jun 2024 768th janbehrens 🇩🇪 739 93 460ms 24 Mar 2022 769th Yewzir 🇧🇪 738 62 1,121ms 16 Nov 2025 770th MeWhenI 🇻🇦 737 151 1,682ms 7 Nov 2025 771st msbranicky 736 67 15ms 21 Aug 2023 771st Matter1024 🇮🇳 736 67 13ms 12 days ago 773rd MeWhenI 🇻🇦 736 93 4ms 22 May 2023 774th Omega65536 🇩🇪 736 103 145ms 24 Nov 2022 775th primo-ppcg 🇹🇭 735 117 25ms 14 Jul 2021 775th CaedenHarper 🇨🇦 735 117 328ms 11 Feb 2026 777th guliyevemil1 🇦🇿 734 89 124ms 11 Feb 2021 777th annaproxy 734 89 148ms 17 Aug 2022 777th Shanethegamer 🇺🇸 734 89 116ms 20 Jan 2024 777th snoozingnewt 🇨🇦 734 89 118ms 9 Dec 2025 781st Steffan153 🇫🇮 732 51 82ms 18 Dec 2022 782nd Shanethegamer 🇺🇸 731 88 108ms 15 Oct 2022 783rd dvik72 729 64 11ms 1 Jun 2022 783rd AlephSquirrel 729 64 11ms 16 Feb 2023 785th elgan65536 🇺🇸 729 104 162ms 7 Feb 2026 786th dokutan 729 118 25ms 18 Jul 2025 787th annaproxy 728 58 40ms 24 Oct 2023 788th janbehrens 🇩🇪 728 73 2ms 11 Jun 2021 789th KatieLG 🇬🇧 727 63 1,399ms 25 Apr 2021 790th ovs-code 🇩🇪 727 72 12ms 16 Jul 2023 791st arctouch-cristiannevianna 727 82 389ms 22 Nov 2023 792nd jacobly0 🇺🇸 727 153 1,809ms 22 Apr 2024 793rd yzhs 🇩🇪 726 90 117ms 24 Jul 2021 794th Stockoh 🇫🇷 725 68 36ms 25 Dec 2021 794th Bonjour27891 🇻🇳 725 68 39ms 1 Sep 2022 794th trist224 🇫🇷 725 68 49ms 18 Oct 2022 794th mousetail 🇳🇱 725 68 33ms 11 Aug 2023 794th Command-Master 725 68 39ms 24 Sep 2023 794th JunkIce 725 68 19ms 24 Nov 2024 794th madex 🇩🇪 725 68 26ms 5 days ago First Prev 721–800 of 1,998 Next Last