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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 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 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 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 Bytes Time Submitted 200th CornerMercury 🇬🇧 838 81 66ms 19 Nov 2025 202nd edsrzf 🇳🇿 838 115 43ms 8 days ago 203rd Irratix 🇳🇱 838 161 70ms 17 Dec 2022 204th emgordon154 836 201 1,779ms 28 Dec 2025 205th snoozingnewt 🇨🇦 835 183 150ms 23 days ago 206th primo-ppcg 🇹🇭 833 137 91ms 26 Jan 2023 207th NewDefectus 🇮🇱 830 83 11ms 1 Nov 2021 207th MeWhenI 🇻🇦 830 83 19ms 7 Jun 2024 209th ovs-code 🇩🇪 830 105 146ms 11 May 2023 210th kg583 🇺🇸 830 116 43ms 13 Feb 2025 211th sean-niemann 🇺🇸 830 184 143ms 8 Jun 2025 212th hallvabo 🇳🇴 828 82 13ms 5 Jan 2024 213th Steffan153 🇫🇮 828 131 11ms 17 Mar 2026 214th SirBogman 🇺🇸 827 70 2,004ms 5 Jan 2024 215th CLOStrophobic 🇮🇹 827 138 508ms 25 Feb 2025 216th SirBogman 🇺🇸 820 48 76ms 28 Sep 2022 217th TFeld00 🇩🇰 818 83 13ms 18 Jan 2021 218th nwellnhof 🇩🇪 818 160 902ms 25 Sep 2025 219th emplv 🇱🇻 814 125 116ms 14 Dec 2022 220th lifthrasiir 🇰🇷 811 86 470ms 2 Dec 2024 221st MeWhenI 🇻🇦 811 89 144ms 3 Aug 2024 221st pardouin 🇫🇷 811 89 172ms 27 Sep 2024 223rd tomtheisen 🇺🇸 810 85 11ms 19 Jan 2021 224th saito-ta 🇯🇵 810 135 1,952ms 13 Nov 2023 225th nwellnhof 🇩🇪 809 134 12ms 29 May 2023 226th bricknellj 808 84 17ms 24 Feb 2023 226th ndren 808 84 117ms 2 Sep 2023 228th primo-ppcg 🇹🇭 808 104 1,583ms 26 Mar 2021 229th sean-niemann 🇺🇸 808 173 47ms 26 Dec 2024 230th MeWhenI 🇻🇦 805 91 1,830ms 28 Jan 2023 231st Natanaelel 🇸🇪 804 72 172ms 1 May 2025 232nd Steffan153 🇫🇮 803 114 10ms 7 days ago 233rd KasperKivimaeki 🇫🇮 803 135 34ms 3 Sep 2025 234th emgordon154 803 642 4ms 11 Jul 2024 235th SirBogman 🇺🇸 802 87 414ms 20 Jan 2024 236th tayloia 🇬🇧 801 86 11ms 17 Jan 2023 236th pardouin 🇫🇷 801 86 30ms 27 Sep 2024 238th KatieLG 🇬🇧 800 644 4ms 11 Oct 2025 239th stefangimmillaro 798 164 806ms 6 Oct 2025 240th MeWhenI 🇻🇦 797 71 42ms 7 Jun 2024 241st albanian-laundromat 🇺🇸 795 222 43ms 7 days ago 242nd AdrienHache 🇫🇷 794 145 422ms 7 Dec 2023 243rd emgordon154 793 88 565ms 2 Apr 2025 243rd Babafaba 793 88 474ms 5 Nov 2025 245th emgordon154 793 174 98ms 5 Dec 2025 246th dokutan 790 652 3ms 7 Nov 2025 247th jakobkordez 🇸🇮 789 86 70ms 8 Nov 2022 248th stefangimmillaro 788 129 119ms 3 Oct 2023 249th MeWhenI 🇻🇦 787 50 80ms 7 Jun 2024 250th Irratix 🇳🇱 786 138 13ms 17 Dec 2022 251st antimon2 🇯🇵 783 83 821ms 15 Oct 2022 252nd itsh01 782 88 11ms 14 Sep 2022 253rd sean-niemann 🇺🇸 782 121 514ms 22 Jul 2024 254th inventshah 780 87 11ms 28 Oct 2024 254th lifthrasiir 🇰🇷 780 87 12ms 15 Nov 2024 256th inventshah 780 139 2ms 17 Dec 2022 257th sean-niemann 🇺🇸 779 152 262ms 14 days ago 258th GrayJoKing 🇦🇺 778 112 122ms 21 Jan 2021 259th SirBogman 🇺🇸 776 54 10ms 22 Feb 2024 260th blaztoma 🇱🇹 776 73 40ms 23 Oct 2025 261st DialFrost 🇸🇬 774 77 806ms 16 Sep 2025 262nd prplz 🇦🇺 774 89 10ms 8 Feb 2021 262nd dmrichwa 🇺🇸 774 89 16ms 8 Oct 2023 264th tomtheisen 🇺🇸 773 149 449ms 21 Nov 2021 265th emgordon154 772 51 56ms 18 Nov 2025 266th btjones0 772 88 19ms 17 Jan 2021 266th SirBogman 🇺🇸 772 88 15ms 5 Jan 2024 266th emgordon154 772 88 92ms 2 Apr 2025 266th Babafaba 772 88 89ms 5 Nov 2025 270th jared-hughes 769 141 15ms 15 Feb 2023 271st primo-ppcg 🇹🇭 768 87 485ms 22 Mar 2021 272nd Yax42 🇫🇷 768 150 571ms 27 days ago 273rd neel11235813 767 91 506ms 15 Jan 2024 273rd CaedenHarper 🇨🇦 767 91 502ms 10 Dec 2025 275th Herbert00709 🇵🇱 767 176 124ms 20 Nov 2024 276th DialFrost 🇸🇬 765 74 72ms 1 Jun 2024 277th emgordon154 764 149 170ms 15 days ago 278th mathisfun271 763 89 18ms 4 Feb 2024 279th scpchicken 🇵🇼 760 88 1,650ms 28 Feb 2023 280th duckyluuk 🇳🇱 758 92 439ms 10 Jul 2024 281st anter69 🇭🇺 757 111 1,423ms 19 Apr 2024 281st emgordon154 757 111 1,727ms 20 Mar 2026 283rd edsrzf 🇳🇿 756 151 375ms 18 Dec 2025 284th Irratix 🇳🇱 755 75 62ms 14 Mar 2022 285th prplz 🇦🇺 754 90 14ms 8 Feb 2021 285th orthoplex 🇨🇽 754 90 42ms 29 Jul 2021 285th jared-hughes 754 90 32ms 15 Aug 2021 288th GrayJoKing 🇦🇺 754 149 17ms 26 Feb 2026 289th MeWhenI 🇻🇦 753 153 476ms 1 Jul 2023 290th Argeento 🇵🇱 748 92 11ms 26 Aug 2023 290th emgordon154 748 92 13ms 2 Apr 2025 292nd annaproxy 746 91 16ms 1 Feb 2022 292nd neel11235813 746 91 74ms 10 Oct 2023 292nd andrewjc2000 746 91 12ms 7 May 2025 292nd CaedenHarper 🇨🇦 746 91 14ms 10 Dec 2025 296th AlephSquirrel 743 53 84ms 3 Jan 2023 297th Shanethegamer 🇺🇸 742 94 545ms 16 Jan 2024 298th MeWhenI 🇻🇦 741 164 226ms 21 Mar 2025 299th AlephSquirrel 740 93 11ms 16 Feb 2023 299th helbling 🇨🇭 740 93 14ms 2 Oct 2024 First Prev 201–300 of 1,812 Next Last