Kolakoski Sequence in Python 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 153rd Mabeloid 🇳🇴 823 62 12ms 26 Oct 2025 162nd apourchot 810 63 21ms 13 Feb 2021 162nd neihousaigaai 810 63 11ms 10 Apr 2021 162nd lechevalier 810 63 12ms 9 Aug 2021 162nd commandz0 🇺🇸 810 63 14ms 19 Sep 2022 162nd fourth-bit 810 63 12ms 21 Nov 2022 162nd FortuiteMan 🇫🇷 810 63 27ms 8 Sep 2023 162nd ssbhatt4321 810 63 27ms 14 Oct 2023 162nd dokutan 810 63 19ms 1 Apr 2025 170th RDShah 797 64 12ms 17 Jan 2021 170th andre-lameirinhas 🇵🇹 797 64 11ms 22 Feb 2021 170th stertooy 🇧🇪 797 64 12ms 10 Jun 2024 170th Terobero 797 64 21ms 6 Sep 2024 170th moustave 797 64 12ms 5 May 2025 170th Code-Coder-coder 797 64 13ms 25 Nov 2025 170th Lv0Sys 🇵🇱 797 64 13ms 4 Dec 2025 170th BrunoVisnadi 🇧🇷 797 64 35ms 15 hours ago 178th TobyBoyne 🇬🇧 785 65 11ms 21 Jan 2021 178th 77Tigers 785 65 33ms 1 Mar 2021 178th knutae 🇳🇴 785 65 12ms 29 Jun 2021 178th ehulinsky 🇺🇸 785 65 13ms 10 Nov 2021 178th guilhem-roy 🇫🇷 785 65 12ms 28 Feb 2022 178th martinnorling 🇸🇪 785 65 11ms 8 Mar 2022 178th IshanPanpaliya 785 65 11ms 3 May 2023 178th nooberitess 785 65 12ms 8 Apr 2025 178th madeforlosers 785 65 13ms 4 days ago 187th ArmaanAS 773 66 12ms 4 Apr 2021 187th quimey 773 66 11ms 23 Jun 2023 187th firegene 🇮🇪 773 66 27ms 24 Feb 2026 190th msbranicky 761 67 15ms 21 Aug 2023 190th Matter1024 🇮🇳 761 67 13ms 13 days ago 192nd Stockoh 🇫🇷 750 68 36ms 25 Dec 2021 192nd Bonjour27891 🇻🇳 750 68 39ms 1 Sep 2022 192nd trist224 🇫🇷 750 68 49ms 18 Oct 2022 192nd mousetail 🇳🇱 750 68 33ms 11 Aug 2023 192nd Command-Master 750 68 39ms 24 Sep 2023 192nd JunkIce 750 68 19ms 24 Nov 2024 192nd madex 🇩🇪 750 68 26ms 5 days ago 199th abailey2020 🇺🇸 739 69 12ms 19 Feb 2021 199th Anonymousellama21 739 69 11ms 15 May 2022 199th TaserTheFox 🇺🇸 739 69 49ms 16 Feb 2023 199th Jacob385 739 69 46ms 22 Apr 2024 203rd osmith93 729 70 24ms 14 Jun 2021 203rd ridingqwerty 🇺🇸 729 70 12ms 23 Feb 2024 203rd mbittner20 729 70 11ms 15 Jul 2024 203rd RaBa21 🇭🇺 729 70 13ms 18 Jul 2025 207th SnowballSH 718 71 12ms 12 Feb 2021 207th Andre3582 718 71 13ms 18 Mar 2021 207th PhysicDev 🇫🇷 718 71 11ms 20 May 2021 207th Alban-Boissard 718 71 14ms 10 Jun 2025 211th LeeCamp 708 72 12ms 16 Feb 2022 211th LukasFolwarczny 🇨🇿 708 72 15ms 16 Sep 2022 211th CutSandstone 708 72 39ms 8 Jul 2024 214th richard-oelze 🇩🇪 699 73 31ms 4 Apr 2021 214th mauro-1 🇮🇹 699 73 10ms 18 Aug 2021 214th gchenfc 699 73 18ms 24 Jan 2022 214th hiichbindermax 699 73 11ms 26 Feb 2022 214th Omega65536 🇩🇪 699 73 12ms 24 Nov 2022 214th sandorstormen 699 73 13ms 18 Feb 2023 214th Mr-McChicken 699 73 11ms 15 Oct 2023 214th Masttest 699 73 11ms 21 Feb 2024 222nd jameslindesay 689 74 13ms 24 Feb 2021 222nd PkmnQ 689 74 39ms 5 May 2024 222nd RedzGoose 🇦🇺 689 74 12ms 14 Oct 2024 222nd yokasuretsu 689 74 13ms 13 Jan 2025 226th Trunksistor 🇫🇷 680 75 11ms 25 May 2022 226th celiendonze 🇨🇭 680 75 13ms 16 Jun 2023 226th qwjhvbxi 680 75 11ms 9 Feb 2024 226th wenbang24 680 75 13ms 6 Apr 2024 230th Waffle3z 671 76 12ms 20 Jan 2021 230th hellwue 671 76 12ms 16 Nov 2023 230th yuchuehw 671 76 18ms 18 Jan 2024 233rd f-tucker 662 77 13ms 2 Feb 2024 233rd undefinedRyan 662 77 12ms 19 Apr 2025 233rd Emutis 🇱🇹 662 77 11ms 12 Sep 2025 236th AkashTandon167 654 78 13ms 25 May 2021 236th jhpaques 🇫🇷 654 78 25ms 30 Nov 2022 238th twocatsinatrenchcoat 646 79 9ms 29 Mar 2022 238th SniperSmiley 🇺🇸 646 79 39ms 23 Jun 2022 238th Glinte 646 79 18ms 14 Dec 2023 First Prev 161–240 of 328 Next Last