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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 Dragon Curve Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers Huffman Encoder NFA Simulator Nim 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 Dragon Curve Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers Huffman Encoder NFA Simulator Nim 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 401st primo-ppcg 🇹🇭 865 57 11ms 18 Jan 2021 401st prplz 🇦🇺 865 57 14ms 21 Jan 2021 401st OllieBoyne 🇬🇧 865 57 12ms 22 Jan 2021 401st hiddicop 🇸🇪 865 57 12ms 29 Jan 2021 401st lynn 865 57 15ms 6 Mar 2021 401st vezzick 865 57 11ms 8 Mar 2021 401st kops-cg 865 57 11ms 8 Apr 2021 401st clementblaudeau 865 57 11ms 1 Jun 2021 401st jared-hughes 865 57 12ms 14 Aug 2021 401st michelebastione 🇮🇹 865 57 14ms 16 Aug 2021 401st Indivicivet 865 57 11ms 26 Oct 2021 401st bricknellj 865 57 15ms 14 Jan 2022 401st scpchicken 🇵🇼 865 57 11ms 12 Mar 2022 401st pascscha 865 57 15ms 28 Apr 2022 401st jgygax 865 57 17ms 28 Apr 2022 401st stefangimmillaro 865 57 11ms 13 May 2022 401st ZakkkkAttackkkk 🇵🇭 865 57 15ms 31 Jul 2022 401st inventshah 865 57 11ms 19 Sep 2022 401st LogicalJoe 865 57 13ms 19 Sep 2022 401st lzahray 865 57 36ms 21 Oct 2022 401st thehylian 865 57 11ms 10 Jan 2023 401st 5cw 🇺🇸 865 57 11ms 10 Apr 2023 401st xsot 🇸🇬 865 57 25ms 26 Apr 2023 401st Rubiksmath 865 57 12ms 14 Aug 2023 401st bzijlema 🇳🇱 865 57 14ms 15 Nov 2023 401st janbehrens 🇩🇪 865 57 13ms 30 Dec 2023 401st mathisfun271 865 57 11ms 4 Feb 2024 401st thienudomsrirungruang 865 57 11ms 27 Apr 2024 401st wuzekai518 865 57 12ms 2 Aug 2024 401st bizy-coder 865 57 36ms 14 Aug 2024 401st michaelmgreer 865 57 11ms 9 Oct 2025 401st cros107 🇦🇺 865 57 15ms 31 Dec 2025 401st KasperKivimaeki 🇫🇮 865 57 14ms 3 Jan 2026 401st blaztoma 🇱🇹 865 57 12ms 11 Jan 2026 401st ryyyn 🇺🇸 865 57 36ms 21 Jan 2026 401st Flekay 🇩🇪 865 57 13ms 15 Feb 2026 401st JOrE20 865 57 14ms 25 Feb 2026 401st StefanHabel 🇨🇦 865 57 13ms 1 Mar 2026 401st edsrzf 🇳🇿 865 57 12ms 23 days ago 401st vang1ong7ang 🇦🇶 865 57 13ms 4 days ago 441st DialFrost 🇸🇬 865 76 3ms 14 Sep 2024 442nd janbehrens 🇩🇪 864 43 3ms 18 Jan 2021 443rd DaCuteRaccoon 864 54 10ms 9 Dec 2022 444th blaztoma 🇱🇹 863 46 6ms 11 Mar 2026 445th edsrzf 🇳🇿 863 53 834ms 31 Aug 2025 445th DialFrost 🇸🇬 863 53 794ms 1 Sep 2025 445th xsot 🇸🇬 863 53 821ms 21 Dec 2025 448th error256 863 72 62ms 11 Dec 2025 449th snoozingnewt 🇨🇦 863 96 107ms 7 days ago 449th edsrzf 🇳🇿 863 96 102ms 7 days ago 451st bitsandbeyond 🇳🇱 862 42 276ms 27 Oct 2025 452nd sisyphus-ppcg 🇦🇺 862 56 2ms 12 Jul 2022 453rd GrayJoKing 🇦🇺 862 96 32ms 18 Jan 2023 453rd lynn 862 96 39ms 6 Aug 2023 455th frosster 🇨🇦 861 71 2ms 27 Jan 2026 456th GrayJoKing 🇦🇺 861 79 13ms 7 Mar 2026 456th emgordon154 861 79 12ms 8 Mar 2026 458th Lydxn 🇨🇦 860 100 25ms 13 Oct 2023 459th primo-ppcg 🇹🇭 860 195 11ms 2 Aug 2023 460th sean-niemann 🇺🇸 859 58 155ms 27 Apr 2024 461st DialFrost 🇸🇬 859 132 1,636ms 13 days ago 462nd Irratix 🇳🇱 858 62 2ms 20 Dec 2021 462nd ovs-code 🇩🇪 858 62 2ms 8 May 2023 462nd sean-niemann 🇺🇸 858 62 2ms 18 Dec 2023 465th inventshah 858 83 64ms 17 Nov 2022 465th ovs-code 🇩🇪 858 83 55ms 3 Jun 2024 465th DialFrost 🇸🇬 858 83 59ms 7 Nov 2025 468th primo-ppcg 🇹🇭 857 78 134ms 27 Mar 2021 468th Shanethegamer 🇺🇸 857 78 137ms 18 Mar 2023 468th Ripick 857 78 134ms 2 Jun 2025 468th MeWhenI 🇻🇦 857 78 478ms 7 Nov 2025 472nd sean-niemann 🇺🇸 857 80 103ms 21 Sep 2023 472nd Yewzir 🇧🇪 857 80 102ms 16 Nov 2023 474th Lydxn 🇨🇦 855 63 2ms 15 Jan 2024 474th JayXon 🇺🇸 855 63 2ms 29 Jan 2024 474th rucin93 🇵🇱 855 63 2ms 19 Nov 2025 477th MeWhenI 🇻🇦 855 65 7ms 24 Dec 2024 478th ovs-code 🇩🇪 855 138 1,213ms 17 Feb 2025 479th MeWhenI 🇻🇦 854 84 40ms 29 Apr 2025 480th Shanethegamer 🇺🇸 853 67 2,525ms 27 Oct 2024 481st GolfingSuccess 🇬🇷 853 106 4ms 24 days ago 482nd MeWhenI 🇻🇦 852 70 412ms 21 Nov 2021 483rd kg583 🇺🇸 852 86 10ms 1 Sep 2025 484th ovs-code 🇩🇪 851 73 67ms 17 Sep 2023 485th sisyphus-ppcg 🇦🇺 851 89 121ms 25 Jan 2021 485th Bubbler-4 851 89 120ms 1 Jul 2021 487th Espiobest 850 58 11ms 13 Mar 2021 487th fgrosshans 🇫🇷 850 58 13ms 18 Jul 2022 487th MaxElf999 850 58 11ms 3 Oct 2022 487th Alex-x90 🇺🇸 850 58 31ms 23 Mar 2023 487th Natanaelel 🇸🇪 850 58 12ms 11 Apr 2023 487th InigoK 🇺🇸 850 58 32ms 28 May 2023 487th Kacarott 🇦🇺 850 58 36ms 13 Oct 2023 487th m42km 850 58 32ms 25 Nov 2023 487th NickTheEASDude 🇺🇸 850 58 31ms 1 Jul 2024 487th namelessiw 850 58 31ms 27 Jul 2024 487th croc54 850 58 30ms 9 Jan 2025 487th andrewjc2000 850 58 30ms 11 Mar 2025 487th wuduculfre 850 58 31ms 22 Jul 2025 487th robin-scragg 850 58 14ms 21 Oct 2025 First Prev 401–500 of 2,009 Next Last