Kolakoski Constant 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 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 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 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 ><> ALGOL 68 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 ArkScript 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 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 ArkScript 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 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 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 Bytes Time Submitted 156th Steffan153 🇫🇮 861 79 14ms 15 Jul 2024 156th zacjl 861 79 11ms 7 Nov 2024 156th sean-niemann 🇺🇸 861 79 12ms 12 Mar 2025 156th Seek64 🇩🇪 861 79 13ms 15 May 2025 165th Kacarott 🇦🇺 861 105 64ms 13 Sep 2024 166th blaztoma 🇱🇹 861 164 114ms 24 Dec 2025 167th stefangimmillaro 860 98 1,287ms 1 Aug 2023 168th inventshah 860 113 2,385ms 6 Nov 2024 168th JayXon 🇺🇸 860 113 2,218ms 8 Dec 2024 170th AlephSquirrel 860 133 16ms 18 Jan 2025 171st emgordon154 859 232 1,622ms 21 May 2025 172nd jared-hughes 857 102 144ms 11 Sep 2023 173rd GrayJoKing 🇦🇺 857 107 19ms 12 Feb 2023 174th Steffan153 🇫🇮 857 119 112ms 10 Apr 2023 175th Shanethegamer 🇺🇸 856 133 108ms 16 Dec 2022 176th GrayJoKing 🇦🇺 855 68 875ms 27 Oct 2023 177th stefangimmillaro 852 81 11ms 26 Sep 2023 177th ovs-code 🇩🇪 852 81 12ms 4 Aug 2024 179th btnlq 850 80 34ms 19 Jan 2021 179th Irratix 🇳🇱 850 80 14ms 26 Apr 2022 179th DialFrost 🇸🇬 850 80 71ms 3 Oct 2023 179th MeWhenI 🇻🇦 850 80 14ms 7 Jun 2024 179th bizy-coder 850 80 12ms 18 Oct 2024 179th ryyyn 🇺🇸 850 80 71ms 11 Jan 2026 179th blaztoma 🇱🇹 850 80 57ms 25 hours ago 186th jared-hughes 850 159 65ms 15 Feb 2023 187th typeswitch-dev 🇵🇹 850 595 6ms 4 Aug 2023 188th Steffan153 🇫🇮 849 107 449ms 30 Aug 2024 189th sean-niemann 🇺🇸 848 184 142ms 8 Jun 2025 190th ovs-code 🇩🇪 847 112 486ms 27 Jul 2024 191st sean-niemann 🇺🇸 846 155 470ms 26 Sep 2025 192nd ovs-code 🇩🇪 845 107 413ms 13 Sep 2023 193rd emgordon154 845 201 1,702ms 28 Dec 2025 194th GrayJoKing 🇦🇺 844 135 129ms 9 Jun 2022 195th xsot 🇸🇬 841 108 735ms 15 Jun 2025 196th AlephSquirrel 840 81 63ms 10 Feb 2023 196th CornerMercury 🇬🇧 840 81 60ms 19 Nov 2025 198th Irratix 🇳🇱 840 161 66ms 17 Dec 2022 199th primo-ppcg 🇹🇭 835 137 89ms 26 Jan 2023 200th ovs-code 🇩🇪 833 105 146ms 11 May 2023 201st kg583 🇺🇸 833 116 43ms 13 Feb 2025 202nd SirBogman 🇺🇸 831 70 1,967ms 5 Jan 2024 203rd NewDefectus 🇮🇱 831 83 11ms 1 Nov 2021 203rd MeWhenI 🇻🇦 831 83 12ms 7 Jun 2024 205th hallvabo 🇳🇴 829 82 11ms 5 Jan 2024 206th CLOStrophobic 🇮🇹 829 138 463ms 25 Feb 2025 207th SirBogman 🇺🇸 825 48 79ms 28 Sep 2022 208th Steffan153 🇫🇮 823 132 10ms 30 Aug 2024 209th TFeld00 🇩🇰 819 83 12ms 18 Jan 2021 210th nwellnhof 🇩🇪 819 160 756ms 25 Sep 2025 211th emplv 🇱🇻 816 125 121ms 14 Dec 2022 212th lifthrasiir 🇰🇷 814 86 398ms 2 Dec 2024 213th MeWhenI 🇻🇦 814 89 144ms 3 Aug 2024 213th pardouin 🇫🇷 814 89 173ms 27 Sep 2024 215th tomtheisen 🇺🇸 812 85 10ms 19 Jan 2021 216th nwellnhof 🇩🇪 811 134 12ms 29 May 2023 217th saito-ta 🇯🇵 811 135 1,952ms 13 Nov 2023 218th emgordon154 811 174 125ms 5 Dec 2025 219th bricknellj 810 84 17ms 24 Feb 2023 219th ndren 810 84 125ms 2 Sep 2023 221st primo-ppcg 🇹🇭 810 104 1,477ms 26 Mar 2021 222nd sean-niemann 🇺🇸 810 173 47ms 26 Dec 2024 223rd Natanaelel 🇸🇪 807 72 154ms 1 May 2025 224th MeWhenI 🇻🇦 807 91 1,333ms 28 Jan 2023 225th SirBogman 🇺🇸 805 87 460ms 20 Jan 2024 226th KasperKivimaeki 🇫🇮 805 135 34ms 3 Sep 2025 227th emgordon154 803 642 4ms 11 Jul 2024 228th tayloia 🇬🇧 802 86 12ms 17 Jan 2023 228th pardouin 🇫🇷 802 86 29ms 27 Sep 2024 230th KatieLG 🇬🇧 801 644 4ms 11 Oct 2025 231st MeWhenI 🇻🇦 800 71 43ms 7 Jun 2024 232nd stefangimmillaro 799 164 732ms 6 Oct 2025 233rd AdrienHache 🇫🇷 796 145 416ms 7 Dec 2023 234th emgordon154 795 88 496ms 2 Apr 2025 234th Babafaba 795 88 540ms 5 Nov 2025 236th MeWhenI 🇻🇦 792 50 75ms 7 Jun 2024 237th jakobkordez 🇸🇮 791 86 69ms 8 Nov 2022 238th dokutan 791 652 3ms 7 Nov 2025 239th stefangimmillaro 790 129 113ms 3 Oct 2023 240th Irratix 🇳🇱 787 138 13ms 17 Dec 2022 First Prev 161–240 of 1,783 Next Last