Kolakoski Sequence in all languages in bytes. 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 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 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 Apéry’s Constant Binary Lambda Calculus 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 Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> 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 ALGOL 68 APL ArkScript 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 ><> 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 ALGOL 68 APL ArkScript 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 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 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 Apéry’s Constant Binary Lambda Calculus 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 Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Bytes Time Submitted 239th primo-ppcg 🇹🇭 889 45 2ms 7 Nov 2022 239th Steffan153 🇫🇮 889 45 2ms 11 Apr 2023 239th DialFrost 🇸🇬 889 45 2ms 21 Dec 2024 244th prplz 🇦🇺 889 69 418ms 21 Nov 2021 244th DialFrost 🇸🇬 889 69 404ms 7 Nov 2025 246th Shanethegamer 🇺🇸 889 72 1,321ms 19 Jan 2025 247th Steffan153 🇫🇮 889 81 55ms 23 Mar 2023 247th sean-niemann 🇺🇸 889 81 56ms 23 Sep 2023 249th Lydxn 🇨🇦 888 75 125ms 12 Jul 2021 250th zacjl 887 71 9ms 21 Oct 2024 251st JayXon 🇺🇸 887 77 93ms 19 Feb 2021 252nd Kacarott 🇦🇺 886 70 60ms 9 Dec 2025 252nd GrayJoKing 🇦🇺 886 70 62ms 9 Dec 2025 254th GrayJoKing 🇦🇺 885 59 12ms 8 Aug 2023 255th inventshah 885 74 9ms 19 Sep 2022 256th DialFrost 🇸🇬 885 99 368ms 7 Nov 2025 257th o0lit3 🇺🇸 884 42 2ms 13 Jun 2022 257th DaCuteRaccoon 884 42 4ms 9 Dec 2022 257th DialFrost 🇸🇬 884 42 4ms 1 Feb 2023 257th MeWhenI 🇻🇦 884 42 3ms 16 Apr 2023 257th nwellnhof 🇩🇪 884 42 3ms 29 May 2023 257th xsot 🇸🇬 884 42 4ms 27 Jun 2025 257th blaztoma 🇱🇹 884 42 3ms 12 Jan 2026 264th GrayJoKing 🇦🇺 884 69 1ms 9 Apr 2022 265th primo-ppcg 🇹🇭 884 81 39ms 2 May 2025 266th clockworknazo 883 83 17ms 26 Sep 2022 266th GrayJoKing 🇦🇺 883 83 16ms 12 Feb 2023 268th emplv 🇱🇻 883 97 26ms 27 Jul 2023 269th razetime 882 17 2ms 12 Jan 2022 270th DialFrost 🇸🇬 882 74 116ms 28 Apr 2025 271st sisyphus-ppcg 🇦🇺 881 45 5ms 17 Jan 2021 271st Lydxn 🇨🇦 881 45 5ms 17 Jan 2021 271st emplv 🇱🇻 881 45 5ms 17 Jan 2021 271st GrayJoKing 🇦🇺 881 45 5ms 21 Sep 2021 271st DaCuteRaccoon 881 45 5ms 9 Dec 2022 271st DialFrost 🇸🇬 881 45 5ms 1 Feb 2023 271st janbehrens 🇩🇪 881 45 6ms 16 May 2023 278th GrayJoKing 🇦🇺 881 57 10ms 17 Jan 2021 278th btjones0 881 57 12ms 17 Jan 2021 278th hallvabo 🇳🇴 881 57 11ms 18 Jan 2021 278th TFeld00 🇩🇰 881 57 11ms 18 Jan 2021 278th primo-ppcg 🇹🇭 881 57 12ms 18 Jan 2021 278th prplz 🇦🇺 881 57 13ms 21 Jan 2021 278th OllieBoyne 🇬🇧 881 57 10ms 22 Jan 2021 278th KatieLG 🇬🇧 881 57 11ms 23 Jan 2021 278th hiddicop 🇸🇪 881 57 11ms 29 Jan 2021 278th anter69 🇭🇺 881 57 13ms 3 Feb 2021 278th lynn 881 57 12ms 6 Mar 2021 278th kops-cg 881 57 11ms 8 Apr 2021 278th clementblaudeau 881 57 11ms 1 Jun 2021 278th orthoplex 🇨🇽 881 57 12ms 29 Jul 2021 278th jared-hughes 881 57 11ms 14 Aug 2021 278th michelebastione 🇮🇹 881 57 13ms 16 Aug 2021 278th RYNO8 881 57 11ms 4 Sep 2021 278th Indivicivet 881 57 12ms 26 Oct 2021 278th annaproxy 881 57 14ms 8 Dec 2021 278th Fishron 881 57 13ms 22 Dec 2021 278th MeWhenI 🇻🇦 881 57 12ms 25 Dec 2021 278th bricknellj 881 57 11ms 14 Jan 2022 278th scpchicken 🇵🇼 881 57 12ms 12 Mar 2022 278th pascscha 881 57 13ms 28 Apr 2022 278th jgygax 881 57 12ms 28 Apr 2022 278th stefangimmillaro 881 57 12ms 13 May 2022 278th inventshah 881 57 11ms 19 Sep 2022 278th LogicalJoe 881 57 10ms 19 Sep 2022 278th lzahray 881 57 31ms 21 Oct 2022 278th thehylian 881 57 14ms 10 Jan 2023 278th 5cw 🇺🇸 881 57 12ms 10 Apr 2023 278th xsot 🇸🇬 881 57 25ms 26 Apr 2023 278th Rubiksmath 881 57 10ms 14 Aug 2023 278th kg583 🇺🇸 881 57 25ms 26 Sep 2023 278th bzijlema 🇳🇱 881 57 11ms 15 Nov 2023 278th janbehrens 🇩🇪 881 57 11ms 30 Dec 2023 278th mathisfun271 881 57 11ms 4 Feb 2024 278th duckyluuk 🇳🇱 881 57 25ms 6 Feb 2024 278th Yewzir 🇧🇪 881 57 13ms 29 Feb 2024 278th elgan65536 🇺🇸 881 57 13ms 4 Apr 2024 278th thienudomsrirungruang 881 57 11ms 27 Apr 2024 278th SirBogman 🇺🇸 881 57 13ms 10 Jun 2024 278th Seek64 🇩🇪 881 57 11ms 19 Jun 2024 First Prev 241–320 of 1,918 Next Last