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 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 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 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 Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Apéry’s Constant Binary Lambda Calculus Calendar Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi 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 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 ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel Erlang Fennel Harbour Hare Haxe Hush Hy iogii Knight Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka 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 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 ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel Erlang Fennel Harbour Hare Haxe Hush Hy iogii Knight 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 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 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 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 Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Experimental Hole Apéry’s Constant Binary Lambda Calculus Calendar Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi Turtle Tutorial # Golfer Points Chars Time Submitted 674th KrausRaus 🇺🇸 764 61 10ms 19 Feb 2021 674th tayloia 🇬🇧 764 61 10ms 29 May 2022 678th Shanethegamer 🇺🇸 764 93 53ms 12 Jan 2022 679th MeWhenI 🇻🇦 764 108 28ms 7 Jun 2023 680th SirBogman 🇺🇸 763 31 48ms 7 Oct 2022 681st Steffan153 🇫🇮 763 51 77ms 18 Dec 2022 682nd Shanethegamer 🇺🇸 763 60 367ms 2 Jul 2021 682nd alemelis 763 60 1,817ms 14 Aug 2024 684th dokutan 762 63 403ms 1 Apr 2025 685th DialFrost 🇸🇬 762 86 5ms 10 Oct 2023 686th SirBogman 🇺🇸 759 86 133ms 24 Jan 2021 686th strout 759 86 117ms 15 Dec 2023 688th TobyBoyne 🇬🇧 758 65 10ms 21 Jan 2021 688th 77Tigers 758 65 30ms 1 Mar 2021 688th knutae 🇳🇴 758 65 10ms 29 Jun 2021 688th ehulinsky 🇺🇸 758 65 12ms 10 Nov 2021 688th guilhem-roy 🇫🇷 758 65 10ms 28 Feb 2022 688th martinnorling 🇸🇪 758 65 10ms 8 Mar 2022 688th IshanPanpaliya 758 65 12ms 3 May 2023 688th nooberitess 758 65 10ms 8 Apr 2025 696th c0d3-4-F00d 🇩🇪 758 70 2ms 18 Mar 2022 696th Alex-x90 🇺🇸 758 70 2ms 6 Mar 2023 696th dokutan 758 70 2ms 18 Jul 2025 699th GolfingSuccess 🇬🇷 758 71 6ms 16 Oct 2023 699th Yewzir 🇧🇪 758 71 3ms 6 days ago 701st kcinnu 🇱🇹 758 146 1,697ms 17 May 2024 702nd albanian-laundromat 757 60 699ms 1 Oct 2025 703rd duckyluuk 🇳🇱 756 73 8ms 16 Dec 2024 704th Shanethegamer 🇺🇸 754 63 5ms 13 Aug 2024 704th emgordon154 754 63 7ms 25 Aug 2024 706th ovs-code 🇩🇪 754 87 115ms 8 Mar 2024 707th lynn 753 85 1,497ms 12 Sep 2021 708th ScottHamper 752 62 9ms 1 Jun 2021 708th helbling 🇨🇭 752 62 11ms 2 Oct 2024 710th RockOfStone 751 81 2ms 4 Nov 2021 710th dokutan 751 81 2ms 18 Jul 2025 712th Mabeloid 🇳🇴 750 64 572ms 17 Sep 2024 713th cipharius 750 87 187ms 19 Jan 2021 714th ArmaanAS 747 66 10ms 4 Apr 2021 714th quimey 747 66 12ms 23 Jun 2023 714th Lv0Sys 🇵🇱 747 66 10ms 22 Jun 2025 714th solisolu 747 66 21ms 27 Oct 2025 718th Yewzir 🇧🇪 747 71 2ms 14 Oct 2023 719th Lydxn 🇨🇦 747 223 14ms 24 Jun 2021 720th sean-niemann 🇺🇸 744 57 136ms 17 Jun 2025 721st primo-ppcg 🇹🇭 743 40 146ms 22 Apr 2022 722nd kg583 🇺🇸 741 85 38ms 13 Feb 2025 723rd olivermrose 🇺🇸 740 63 9ms 21 Sep 2021 723rd GeorgeStechman 🇬🇧 740 63 10ms 17 Nov 2022 725th SirBogman 🇺🇸 740 139 3ms 21 Dec 2021 726th emgordon154 739 32 38ms 19 Oct 2025 727th jared-hughes 739 57 43ms 9 Sep 2022 728th DialFrost 🇸🇬 738 49 222ms 25 Jun 2024 729th AlephSquirrel 738 99 11ms 18 Jan 2025 730th janbehrens 🇩🇪 737 93 548ms 24 Mar 2022 731st msbranicky 735 67 14ms 21 Aug 2023 732nd MeWhenI 🇻🇦 734 93 4ms 22 May 2023 733rd Yewzir 🇧🇪 733 62 707ms 9 days ago 734th guliyevemil1 🇦🇿 733 89 153ms 11 Feb 2021 734th annaproxy 733 89 192ms 17 Aug 2022 734th Shanethegamer 🇺🇸 733 89 128ms 20 Jan 2024 737th Omega65536 🇩🇪 733 103 143ms 24 Nov 2022 738th MeWhenI 🇻🇦 733 151 1,577ms 17 days ago 739th primo-ppcg 🇹🇭 731 117 28ms 14 Jul 2021 740th Shanethegamer 🇺🇸 730 88 103ms 15 Oct 2022 741st dvik72 728 64 9ms 1 Jun 2022 741st AlephSquirrel 728 64 10ms 16 Feb 2023 743rd annaproxy 727 58 39ms 24 Oct 2023 744th KatieLG 🇬🇧 727 63 812ms 25 Apr 2021 745th janbehrens 🇩🇪 727 73 3ms 11 Jun 2021 746th arctouch-cristiannevianna 726 82 332ms 22 Nov 2023 747th Stockoh 🇫🇷 725 68 34ms 25 Dec 2021 747th Bonjour27891 🇻🇳 725 68 36ms 1 Sep 2022 747th trist224 🇫🇷 725 68 36ms 18 Oct 2022 747th mousetail 🇳🇱 725 68 35ms 11 Aug 2023 First Prev 676–750 of 1,854 Next Last