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 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 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 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 Chars Time Submitted 720th helbling 🇨🇭 752 62 10ms 2 Oct 2024 722nd Mabeloid 🇳🇴 750 64 409ms 17 Sep 2024 723rd cipharius 750 87 198ms 19 Jan 2021 724th Lydxn 🇨🇦 750 223 13ms 24 Jun 2021 725th Yewzir 🇧🇪 748 71 3ms 14 Oct 2023 726th ArmaanAS 747 66 11ms 4 Apr 2021 726th quimey 747 66 11ms 23 Jun 2023 728th m-ender 🇩🇪 745 89 153ms 23 Apr 2021 729th sean-niemann 🇺🇸 744 57 142ms 17 Jun 2025 730th primo-ppcg 🇹🇭 743 40 140ms 22 Apr 2022 731st ScottHamper 742 90 502ms 30 Nov 2025 732nd kg583 🇺🇸 741 85 40ms 13 Feb 2025 733rd SirBogman 🇺🇸 741 139 2ms 21 Dec 2021 734th jared-hughes 740 57 40ms 9 Sep 2022 735th olivermrose 🇺🇸 740 63 9ms 21 Sep 2021 735th GeorgeStechman 🇬🇧 740 63 9ms 17 Nov 2022 737th emgordon154 739 32 43ms 19 Oct 2025 738th AlephSquirrel 739 99 10ms 18 Jan 2025 738th edsrzf 🇳🇿 739 99 36ms 14 Dec 2025 740th DialFrost 🇸🇬 738 49 274ms 25 Jun 2024 741st janbehrens 🇩🇪 737 93 464ms 24 Mar 2022 742nd Yewzir 🇧🇪 735 62 1,015ms 16 Nov 2025 743rd msbranicky 735 67 15ms 21 Aug 2023 744th MeWhenI 🇻🇦 735 151 1,682ms 7 Nov 2025 745th MeWhenI 🇻🇦 734 93 4ms 22 May 2023 746th guliyevemil1 🇦🇿 733 89 124ms 11 Feb 2021 746th annaproxy 733 89 148ms 17 Aug 2022 746th Shanethegamer 🇺🇸 733 89 116ms 20 Jan 2024 746th snoozingnewt 🇨🇦 733 89 118ms 9 Dec 2025 750th Omega65536 🇩🇪 733 103 133ms 24 Nov 2022 751st Steffan153 🇫🇮 731 51 80ms 18 Dec 2022 752nd primo-ppcg 🇹🇭 731 117 25ms 14 Jul 2021 753rd Shanethegamer 🇺🇸 730 88 112ms 15 Oct 2022 754th dvik72 728 64 10ms 1 Jun 2022 754th AlephSquirrel 728 64 10ms 16 Feb 2023 756th janbehrens 🇩🇪 728 73 2ms 11 Jun 2021 757th annaproxy 727 58 40ms 24 Oct 2023 758th KatieLG 🇬🇧 727 63 1,399ms 25 Apr 2021 759th arctouch-cristiannevianna 727 82 407ms 22 Nov 2023 760th Stockoh 🇫🇷 725 68 34ms 25 Dec 2021 760th Bonjour27891 🇻🇳 725 68 34ms 1 Sep 2022 760th trist224 🇫🇷 725 68 37ms 18 Oct 2022 760th mousetail 🇳🇱 725 68 35ms 11 Aug 2023 760th Command-Master 725 68 39ms 24 Sep 2023 760th firegene 🇮🇪 725 68 36ms 12 Oct 2024 760th JunkIce 725 68 17ms 24 Nov 2024 767th ovs-code 🇩🇪 725 72 12ms 16 Jul 2023 768th yzhs 🇩🇪 725 90 117ms 24 Jul 2021 769th jacobly0 🇺🇸 725 153 1,809ms 22 Apr 2024 770th dokutan 724 118 25ms 18 Jul 2025 771st Yewzir 🇧🇪 719 91 2ms 28 Mar 2024 772nd Shanethegamer 🇺🇸 718 74 2ms 18 May 2022 773rd edsrzf 🇳🇿 718 95 6ms 24 Nov 2024 774th Alex-x90 🇺🇸 718 99 399ms 23 Jun 2022 775th GolfingSuccess 🇬🇷 717 33 63ms 22 Jul 2022 776th igmcdowell 717 65 10ms 23 Nov 2021 777th msbranicky 717 67 469ms 17 Jan 2024 778th MeWhenI 🇻🇦 717 75 8ms 9 Oct 2023 779th prplz 🇦🇺 717 91 118ms 25 Jan 2021 780th marshallward 🇺🇸 716 100 41ms 7 May 2025 781st tatzyr 🇯🇵 715 59 39ms 29 Dec 2024 782nd NewDefectus 🇮🇱 714 21 2ms 14 Jan 2022 783rd prplz 🇦🇺 714 52 3ms 5 Feb 2021 784th abailey2020 🇺🇸 714 69 10ms 19 Feb 2021 784th Anonymousellama21 714 69 11ms 15 May 2022 784th TaserTheFox 🇺🇸 714 69 36ms 16 Feb 2023 784th Jacob385 714 69 44ms 22 Apr 2024 788th CaedenHarper 🇨🇦 712 64 1,493ms 6 Oct 2025 789th emgordon154 712 80 3,197ms 9 Aug 2025 790th elgan65536 712 106 159ms 26 Oct 2023 791st MeWhenI 🇻🇦 711 90 1,429ms 14 Jun 2023 792nd marcin7Cd 710 103 21ms 12 Feb 2021 793rd Feniske 🇫🇷 709 51 270ms 21 Nov 2023 794th CaedenHarper 🇨🇦 709 84 450ms 17 Oct 2025 795th aadenboy 🇺🇸 709 86 2ms 16 Dec 2025 796th chordowl 709 92 116ms 17 Mar 2021 797th rucin93 🇵🇱 707 60 131ms 9 Aug 2024 798th omurakazuaki 🇯🇵 706 66 11ms 18 Feb 2021 798th BambooleanLogic 🇸🇪 706 66 9ms 22 Aug 2022 798th coreynash 706 66 9ms 21 Oct 2023 First Prev 721–800 of 1,891 Next Last