Kolakoski Sequence in all languages 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 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 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 Calendar 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 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 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 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 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 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 Calendar 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 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 Bytes Time Submitted 751st primo-ppcg 🇹🇭 731 117 28ms 14 Jul 2021 752nd Shanethegamer 🇺🇸 730 88 103ms 15 Oct 2022 753rd Shanethegamer 🇺🇸 729 74 2ms 18 May 2022 754th CaedenHarper 🇨🇦 729 84 354ms 17 Oct 2025 755th dvik72 728 64 9ms 1 Jun 2022 755th AlephSquirrel 728 64 10ms 16 Feb 2023 757th abailey2020 🇺🇸 728 69 10ms 19 Feb 2021 757th Anonymousellama21 728 69 10ms 15 May 2022 757th TaserTheFox 🇺🇸 728 69 37ms 16 Feb 2023 760th annaproxy 727 58 39ms 24 Oct 2023 761st KatieLG 🇬🇧 727 63 812ms 25 Apr 2021 762nd ovs-code 🇩🇪 725 72 11ms 16 Jul 2023 763rd yzhs 🇩🇪 725 90 158ms 24 Jul 2021 764th dokutan 724 118 26ms 18 Jul 2025 765th jacobly0 🇺🇸 724 153 1,717ms 22 Apr 2024 765th MeWhenI 🇻🇦 724 153 1,577ms 24 days ago 767th AlephSquirrel 721 34 51ms 30 Dec 2022 768th primo-ppcg 🇹🇭 720 47 26ms 5 Feb 2022 769th scpchicken 🇵🇼 719 51 152ms 18 Jan 2023 770th Yewzir 🇧🇪 719 91 3ms 28 Mar 2024 771st edsrzf 🇳🇿 718 95 6ms 24 Nov 2024 772nd Alex-x90 🇺🇸 718 99 382ms 23 Jun 2022 773rd igmcdowell 717 65 9ms 23 Nov 2021 774th osmith93 717 70 24ms 14 Jun 2021 774th ridingqwerty 🇺🇸 717 70 10ms 23 Feb 2024 774th mbittner20 717 70 10ms 15 Jul 2024 774th luuumine 🇫🇷 717 70 10ms 20 Oct 2025 778th MeWhenI 🇻🇦 717 75 8ms 9 Oct 2023 779th prplz 🇦🇺 717 91 161ms 25 Jan 2021 780th msbranicky 716 67 745ms 17 Jan 2024 781st marshallward 🇺🇸 716 100 44ms 7 May 2025 782nd NewDefectus 🇮🇱 715 32 38ms 20 Dec 2021 783rd NewDefectus 🇮🇱 714 21 2ms 14 Jan 2022 784th prplz 🇦🇺 714 52 3ms 5 Feb 2021 785th MarcMush 🇫🇷 714 69 287ms 12 Feb 2024 786th elgan65536 712 106 166ms 26 Oct 2023 787th targrik 712 123 263ms 10 Jul 2025 788th emgordon154 711 80 3,090ms 9 Aug 2025 789th MeWhenI 🇻🇦 711 90 1,386ms 14 Jun 2023 790th CaedenHarper 🇨🇦 710 64 734ms 6 Oct 2025 791st NewDefectus 🇮🇱 710 76 2ms 25 Oct 2021 791st JohandeRuiter 🇳🇱 710 76 3ms 3 Dec 2023 793rd Feniske 🇫🇷 709 51 229ms 21 Nov 2023 794th chordowl 709 92 137ms 17 Mar 2021 795th marcin7Cd 709 103 30ms 12 Feb 2021 796th SnowballSH 707 71 10ms 12 Feb 2021 796th Andre3582 707 71 10ms 18 Mar 2021 796th PhysicDev 🇫🇷 707 71 11ms 20 May 2021 796th Alban-Boissard 707 71 12ms 10 Jun 2025 800th omurakazuaki 🇯🇵 706 66 9ms 18 Feb 2021 800th BambooleanLogic 🇸🇪 706 66 10ms 22 Aug 2022 800th coreynash 706 66 9ms 21 Oct 2023 800th two-bad 🇬🇧 706 66 9ms 24 Nov 2023 800th dylanarmstrong 706 66 10ms 15 Jan 2024 800th madeforlosers 706 66 9ms 27 days ago 806th Stockoh 🇫🇷 706 68 383ms 24 Jun 2024 807th typeswitch-dev 🇵🇹 705 74 9ms 7 Aug 2023 808th msbranicky 704 65 1,074ms 12 Sep 2023 809th Shanethegamer 🇺🇸 704 91 41ms 16 Jun 2022 810th Herbert00709 🇵🇱 704 101 55ms 19 Nov 2024 811th SnowballSH 702 60 36ms 12 Feb 2021 811th aksyristos 702 60 48ms 28 Feb 2023 813th MeWhenI 🇻🇦 701 35 50ms 26 Jul 2022 813th jared-hughes 701 35 54ms 31 Jul 2022 813th Natanaelel 🇸🇪 701 35 48ms 18 Aug 2022 816th KasperKivimaeki 🇫🇮 701 125 258ms 3 Oct 2025 817th UnderKoen 🇳🇱 700 134 12ms 20 Jan 2025 818th MeWhenI 🇻🇦 700 238 12ms 29 Aug 2023 819th JayXon 🇺🇸 699 40 49ms 2 Jun 2021 820th jared-hughes 699 44 7ms 31 Jul 2022 821st Shanethegamer 🇺🇸 699 77 13ms 9 Oct 2023 822nd LeeCamp 698 72 10ms 16 Feb 2022 822nd LukasFolwarczny 🇨🇿 698 72 11ms 16 Sep 2022 822nd CutSandstone 698 72 36ms 8 Jul 2024 825th neihousaigaai 696 67 10ms 10 Apr 2021 First Prev 751–825 of 1,876 Next Last