Kolakoski Sequence in Python 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 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 Bytes Time Submitted 239th OppositeShark 650 80 12ms 9 Apr 2022 239th WillowWispy 650 80 10ms 16 Mar 2025 243rd vodker1 642 81 11ms 9 Mar 2022 243rd tooningelaere 642 81 9ms 5 Dec 2022 243rd Arkadios200 642 81 12ms 2 days ago 246th fynnkroeger 634 82 13ms 24 Mar 2021 246th BrenSchaap 634 82 13ms 21 Oct 2021 246th MichaelMBradley 🇨🇦 634 82 10ms 18 Feb 2022 246th Andrey2001 634 82 11ms 6 Dec 2025 250th Brianzhengca 627 83 12ms 1 Feb 2021 250th hymanimy 627 83 11ms 24 Aug 2021 250th nullie 627 83 14ms 9 Jun 2022 250th a-penton 627 83 13ms 22 Sep 2022 254th gXLg 🇩🇪 619 84 21ms 22 Oct 2022 254th dylanjones92 619 84 11ms 19 Jan 2024 256th mikehanus 612 85 13ms 29 Jan 2024 256th alexeldridge 612 85 12ms 17 Aug 2024 256th JunkIce 612 85 18ms 4 Oct 2024 259th adoxography 605 86 45ms 23 Jan 2021 259th mokymok 🇺🇸 605 86 12ms 23 Nov 2021 259th 40fied4t 605 86 13ms 15 May 2025 262nd boxjelly 598 87 11ms 21 Jan 2021 262nd amollberg 🇸🇪 598 87 15ms 3 Jan 2022 262nd randolchance 598 87 12ms 11 Feb 2023 262nd taesungh 598 87 11ms 20 Oct 2023 266th tnecio 591 88 12ms 18 Jul 2021 266th Jacob385 591 88 58ms 22 Apr 2024 268th MichalMarsalek 🇨🇿 584 89 11ms 30 Aug 2022 268th za3k 584 89 268ms 28 Oct 2022 270th tomh1012 578 90 11ms 23 Feb 2021 270th RaBa21 🇭🇺 578 90 11ms 18 Jul 2025 272nd j-Ewan 571 91 16ms 11 Mar 2022 272nd QuincyNash 🇺🇸 571 91 12ms 17 Nov 2022 274th myleopard 565 92 12ms 13 Oct 2021 274th cafehaine 🇫🇷 565 92 13ms 23 May 2022 274th glesnick 565 92 43ms 18 Aug 2022 277th AforAmpere 559 93 12ms 24 Feb 2021 277th sreyfe 559 93 11ms 6 Jun 2024 277th TheZwierzLF 🇵🇱 559 93 76ms 23 Nov 2025 280th CodyMiner 547 95 45ms 11 Nov 2021 280th MyApaulogies 547 95 10ms 26 Dec 2021 282nd midnattssol 🇸🇪 542 96 12ms 27 Jul 2023 283rd raphaelimahorn 536 97 12ms 10 Aug 2021 283rd Foxinatel 536 97 10ms 22 Aug 2021 285th yuchuehw 520 100 18ms 18 Jan 2024 286th Pena86 505 103 10ms 20 Feb 2021 286th janga1 505 103 13ms 18 Aug 2021 288th eiburns 500 104 34ms 10 Jan 2022 288th Vaekor 500 104 39ms 3 Aug 2023 290th Unknownuserfrommars 473 110 10ms 5 Aug 2025 291st bbakersmith 456 114 11ms 18 Jul 2021 291st bac0id 456 114 12ms 30 Jun 2024 293rd dgambit 452 115 10ms 2 Apr 2021 293rd mdnestor 452 115 26ms 14 Dec 2022 295th 4ndyJ 🇬🇧 448 116 13ms 31 Jan 2024 296th Bananapants22 441 118 10ms 30 Aug 2022 297th henrytranter 437 119 18ms 10 Feb 2021 297th maggym00 437 119 13ms 29 Apr 2021 297th dillon-duncando 437 119 11ms 3 Oct 2022 300th sleepyStick 419 124 27ms 11 Mar 2022 301st johndixon01 403 129 11ms 23 Sep 2022 301st brimstonetrader 403 129 10ms 13 Nov 2024 303rd mothcolada 🇺🇸 394 132 12ms 10 Mar 2021 304th shinylego 382 136 10ms 19 Oct 2022 305th asadullayev 371 140 11ms 4 Mar 2021 306th kevinnaviapaiva 351 148 10ms 14 Feb 2025 307th Techdude01 347 150 12ms 19 Dec 2022 308th atazzam 🇺🇸 319 163 11ms 3 Sep 2022 309th DrPrettyman 313 166 11ms 10 Jul 2023 310th artieleach 308 169 12ms 7 Feb 2021 311th c0d3-4-F00d 🇩🇪 272 191 14ms 10 Jul 2021 312th Mikey-Beep 🇬🇧 239 218 11ms 2 Sep 2024 313th tpasfieldERAU 215 242 11ms 11 Apr 2023 314th Zhenyu-Bo 206 253 10ms 31 Jul 2025 315th Just4FunCoder 179 290 20ms 27 Oct 2022 316th AidanWalter 129 404 11ms 28 Nov 2025 317th cingulataluke 103 506 11ms 3 Jun 2024 318th sayloren 96 542 11ms 6 Aug 2021 319th yhm138 70 745 11ms 17 Feb 2025 320th Jaydosu 51 1,010 12ms 25 Oct 2021 First Prev 241–320 of 328 Next Last