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 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 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 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 Multitap Input 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 Arturo Befunge BQN CJam CoffeeScript Egel 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 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 Arturo Befunge BQN CJam CoffeeScript Egel 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 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 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 Multitap Input 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 226th GrayJoKing 🇦🇺 891 67 61ms 23 Mar 2023 226th IanUtley 891 67 70ms 9 May 2024 228th CLOStrophobic 🇮🇹 891 82 56ms 24 Feb 2025 228th zacjl 891 82 10ms 24 Feb 2025 230th JayXon 🇺🇸 890 79 471ms 28 Feb 2022 230th Steffan153 🇫🇮 890 79 405ms 23 Mar 2023 230th Lydxn 🇨🇦 890 79 448ms 23 Mar 2023 230th sean-niemann 🇺🇸 890 79 446ms 23 Sep 2023 234th Lydxn 🇨🇦 889 45 2ms 30 Oct 2022 234th sean-niemann 🇺🇸 889 45 3ms 31 Oct 2022 234th primo-ppcg 🇹🇭 889 45 2ms 7 Nov 2022 234th Steffan153 🇫🇮 889 45 2ms 11 Apr 2023 234th DialFrost 🇸🇬 889 45 2ms 21 Dec 2024 239th inventshah 889 64 2,823ms 27 Oct 2024 239th stefangimmillaro 889 64 2,783ms 13 Nov 2024 239th JayXon 🇺🇸 889 64 2,848ms 13 Nov 2024 242nd Shanethegamer 🇺🇸 889 72 1,319ms 19 Jan 2025 243rd prplz 🇦🇺 888 69 320ms 21 Nov 2021 243rd DialFrost 🇸🇬 888 69 346ms 7 Nov 2025 245th Lydxn 🇨🇦 888 75 125ms 12 Jul 2021 246th Steffan153 🇫🇮 888 81 54ms 23 Mar 2023 246th sean-niemann 🇺🇸 888 81 57ms 23 Sep 2023 248th JayXon 🇺🇸 887 77 88ms 19 Feb 2021 249th Kacarott 🇦🇺 886 70 60ms 21 hours ago 249th GrayJoKing 🇦🇺 886 70 62ms 16 hours ago 251st GrayJoKing 🇦🇺 885 59 10ms 8 Aug 2023 252nd zacjl 885 71 9ms 21 Oct 2024 253rd inventshah 885 74 9ms 19 Sep 2022 254th DialFrost 🇸🇬 885 99 271ms 7 Nov 2025 255th o0lit3 🇺🇸 884 42 2ms 13 Jun 2022 255th DaCuteRaccoon 884 42 4ms 9 Dec 2022 255th DialFrost 🇸🇬 884 42 4ms 1 Feb 2023 255th MeWhenI 🇻🇦 884 42 3ms 16 Apr 2023 255th nwellnhof 🇩🇪 884 42 3ms 29 May 2023 255th xsot 🇸🇬 884 42 4ms 27 Jun 2025 261st primo-ppcg 🇹🇭 884 81 39ms 2 May 2025 262nd clockworknazo 883 83 17ms 26 Sep 2022 262nd GrayJoKing 🇦🇺 883 83 16ms 12 Feb 2023 264th razetime 882 17 2ms 12 Jan 2022 265th GrayJoKing 🇦🇺 882 69 1ms 9 Apr 2022 266th DialFrost 🇸🇬 882 74 116ms 28 Apr 2025 267th sisyphus-ppcg 🇦🇺 881 45 5ms 17 Jan 2021 267th Lydxn 🇨🇦 881 45 5ms 17 Jan 2021 267th emplv 🇱🇻 881 45 5ms 17 Jan 2021 267th GrayJoKing 🇦🇺 881 45 5ms 21 Sep 2021 267th DaCuteRaccoon 881 45 5ms 9 Dec 2022 267th DialFrost 🇸🇬 881 45 6ms 1 Feb 2023 267th janbehrens 🇩🇪 881 45 5ms 16 May 2023 274th GrayJoKing 🇦🇺 881 57 10ms 17 Jan 2021 274th btjones0 881 57 10ms 17 Jan 2021 274th hallvabo 🇳🇴 881 57 11ms 18 Jan 2021 274th TFeld00 🇩🇰 881 57 13ms 18 Jan 2021 274th primo-ppcg 🇹🇭 881 57 10ms 18 Jan 2021 274th prplz 🇦🇺 881 57 12ms 21 Jan 2021 274th OllieBoyne 🇬🇧 881 57 10ms 22 Jan 2021 274th KatieLG 🇬🇧 881 57 10ms 23 Jan 2021 274th hiddicop 🇸🇪 881 57 11ms 29 Jan 2021 274th anter69 🇭🇺 881 57 11ms 3 Feb 2021 274th lynn 881 57 13ms 6 Mar 2021 274th kops-cg 881 57 11ms 8 Apr 2021 274th clementblaudeau 881 57 12ms 1 Jun 2021 274th orthoplex 🇨🇽 881 57 13ms 29 Jul 2021 274th jared-hughes 881 57 11ms 14 Aug 2021 274th michelebastione 🇮🇹 881 57 12ms 16 Aug 2021 274th RYNO8 881 57 10ms 4 Sep 2021 274th Indivicivet 881 57 10ms 26 Oct 2021 274th annaproxy 881 57 10ms 8 Dec 2021 274th Fishron 881 57 12ms 22 Dec 2021 274th MeWhenI 🇻🇦 881 57 10ms 25 Dec 2021 274th bricknellj 881 57 11ms 14 Jan 2022 274th scpchicken 🇵🇼 881 57 10ms 12 Mar 2022 274th pascscha 881 57 12ms 28 Apr 2022 274th jgygax 881 57 12ms 28 Apr 2022 274th stefangimmillaro 881 57 10ms 13 May 2022 274th inventshah 881 57 10ms 19 Sep 2022 First Prev 226–300 of 1,881 Next Last