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 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 720th Alex-x90 🇺🇸 759 70 2ms 6 Mar 2023 720th dokutan 759 70 2ms 18 Jul 2025 723rd GolfingSuccess 🇬🇷 759 71 6ms 16 Oct 2023 723rd Yewzir 🇧🇪 759 71 3ms 19 Nov 2025 725th duckyluuk 🇳🇱 759 73 7ms 16 Dec 2024 726th edsrzf 🇳🇿 759 82 9ms 21 days ago 727th TobyBoyne 🇬🇧 758 65 11ms 21 Jan 2021 727th 77Tigers 758 65 33ms 1 Mar 2021 727th knutae 🇳🇴 758 65 12ms 29 Jun 2021 727th ehulinsky 🇺🇸 758 65 13ms 10 Nov 2021 727th guilhem-roy 🇫🇷 758 65 12ms 28 Feb 2022 727th martinnorling 🇸🇪 758 65 11ms 8 Mar 2022 727th IshanPanpaliya 758 65 11ms 3 May 2023 727th nooberitess 758 65 12ms 8 Apr 2025 727th madeforlosers 758 65 13ms 3 days ago 736th edsrzf 🇳🇿 756 97 37ms 13 days ago 737th Shanethegamer 🇺🇸 755 63 4ms 13 Aug 2024 737th emgordon154 755 63 4ms 25 Aug 2024 739th ovs-code 🇩🇪 755 87 110ms 8 Mar 2024 740th RockOfStone 754 81 2ms 4 Nov 2021 740th dokutan 754 81 2ms 18 Jul 2025 742nd lynn 754 85 1,297ms 12 Sep 2021 743rd ScottHamper 752 62 12ms 1 Jun 2021 743rd helbling 🇨🇭 752 62 12ms 2 Oct 2024 745th edsrzf 🇳🇿 752 91 7ms 21 days ago 746th Lydxn 🇨🇦 752 223 13ms 24 Jun 2021 747th Mabeloid 🇳🇴 751 64 398ms 17 Sep 2024 748th cipharius 751 87 169ms 19 Jan 2021 749th CaedenHarper 🇨🇦 750 61 1,009ms 11 Feb 2026 750th Yewzir 🇧🇪 749 71 2ms 14 Oct 2023 751st m-ender 🇩🇪 748 89 161ms 23 Apr 2021 752nd emgordon154 748 115 27ms 12 days ago 753rd ArmaanAS 747 66 12ms 4 Apr 2021 753rd quimey 747 66 11ms 23 Jun 2023 753rd firegene 🇮🇪 747 66 27ms 24 Feb 2026 756th sean-niemann 🇺🇸 746 57 150ms 17 Jun 2025 757th primo-ppcg 🇹🇭 744 40 161ms 22 Apr 2022 758th kg583 🇺🇸 743 85 40ms 13 Feb 2025 759th ScottHamper 743 90 502ms 30 Nov 2025 760th SirBogman 🇺🇸 742 139 2ms 21 Dec 2021 761st emgordon154 741 32 43ms 19 Oct 2025 762nd jared-hughes 741 57 37ms 9 Sep 2022 763rd olivermrose 🇺🇸 740 63 11ms 21 Sep 2021 763rd GeorgeStechman 🇬🇧 740 63 11ms 17 Nov 2022 765th AlephSquirrel 740 99 10ms 18 Jan 2025 766th DialFrost 🇸🇬 739 49 276ms 25 Jun 2024 767th janbehrens 🇩🇪 739 93 460ms 24 Mar 2022 768th Yewzir 🇧🇪 738 62 1,121ms 16 Nov 2025 769th MeWhenI 🇻🇦 737 151 1,682ms 7 Nov 2025 770th msbranicky 736 67 15ms 21 Aug 2023 770th Matter1024 🇮🇳 736 67 13ms 12 days ago 772nd MeWhenI 🇻🇦 736 93 4ms 22 May 2023 773rd Omega65536 🇩🇪 736 103 145ms 24 Nov 2022 774th primo-ppcg 🇹🇭 735 117 25ms 14 Jul 2021 774th CaedenHarper 🇨🇦 735 117 328ms 11 Feb 2026 776th guliyevemil1 🇦🇿 734 89 124ms 11 Feb 2021 776th annaproxy 734 89 148ms 17 Aug 2022 776th Shanethegamer 🇺🇸 734 89 116ms 20 Jan 2024 776th snoozingnewt 🇨🇦 734 89 118ms 9 Dec 2025 780th Steffan153 🇫🇮 732 51 82ms 18 Dec 2022 781st Shanethegamer 🇺🇸 731 88 108ms 15 Oct 2022 782nd dvik72 729 64 11ms 1 Jun 2022 782nd AlephSquirrel 729 64 11ms 16 Feb 2023 784th elgan65536 🇺🇸 729 104 162ms 7 Feb 2026 785th dokutan 729 118 25ms 18 Jul 2025 786th annaproxy 728 58 40ms 24 Oct 2023 787th janbehrens 🇩🇪 728 73 2ms 11 Jun 2021 788th KatieLG 🇬🇧 727 63 1,399ms 25 Apr 2021 789th ovs-code 🇩🇪 727 72 12ms 16 Jul 2023 790th arctouch-cristiannevianna 727 82 389ms 22 Nov 2023 791st jacobly0 🇺🇸 727 153 1,809ms 22 Apr 2024 792nd yzhs 🇩🇪 726 90 117ms 24 Jul 2021 793rd Stockoh 🇫🇷 725 68 36ms 25 Dec 2021 793rd Bonjour27891 🇻🇳 725 68 39ms 1 Sep 2022 793rd trist224 🇫🇷 725 68 49ms 18 Oct 2022 793rd mousetail 🇳🇱 725 68 33ms 11 Aug 2023 793rd Command-Master 725 68 39ms 24 Sep 2023 793rd JunkIce 725 68 19ms 24 Nov 2024 793rd madex 🇩🇪 725 68 26ms 4 days ago 800th Yewzir 🇧🇪 722 91 2ms 28 Mar 2024 First Prev 721–800 of 1,997 Next Last