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 Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator 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 Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator 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 481st jusaka 510 1,013 2ms 6 days ago 482nd lifthrasiir 🇰🇷 509 582 7ms 19 Dec 2024 483rd GolfingSuccess 🇬🇷 508 134 102ms 25 Jan 2021 484th hiddicop 🇸🇪 507 112 65ms 29 Jan 2021 485th glesnick 504 135 221ms 18 Aug 2022 486th KatieLG 🇬🇧 497 141 520ms 15 Jan 2024 487th Pyroan 493 138 98ms 14 May 2025 487th InigoK 🇺🇸 493 138 34ms 25 Aug 2025 489th TheZwierzLF 🇵🇱 493 142 2,422ms 21 Dec 2025 490th two-bad 🇬🇧 490 141 1,022ms 25 Feb 2024 491st janbehrens 🇩🇪 490 150 448ms 3 Dec 2023 492nd michelebastione 🇮🇹 489 139 75ms 10 Apr 2021 492nd cubed-guy 489 139 29ms 2 Nov 2022 494th SniperSmiley 🇺🇸 486 140 95ms 30 Jun 2022 494th StefanHabel 🇨🇦 486 140 65ms 21 Apr 2024 496th yzhs 🇩🇪 486 180 139ms 24 Jul 2021 497th KatieLG 🇬🇧 482 141 41ms 19 Jan 2023 498th RYNO8 479 142 20ms 4 Sep 2021 499th neihousaigaai 477 275 620ms 5 Jan 2022 500th jared-hughes 471 233 2,026ms 17 Jul 2022 501st CaedenHarper 🇨🇦 469 128 1,098ms 9 Sep 2025 502nd m-tkach 🇺🇦 469 145 117ms 19 Sep 2021 503rd neihousaigaai 466 146 20ms 8 Apr 2021 503rd AGoyet 466 146 26ms 29 Jun 2022 503rd dcc5480 466 146 32ms 5 hours ago 506th Shanethegamer 🇺🇸 466 248 420ms 12 Dec 2021 507th adamnielson42 🇺🇸 463 95 19ms 20 Nov 2023 508th RDShah 463 147 183ms 19 Jan 2021 508th luuumine 🇫🇷 463 147 40ms 9 Oct 2025 510th KatieLG 🇬🇧 462 123 102ms 27 Dec 2025 511th KatieLG 🇬🇧 460 150 19ms 18 Apr 2021 511th eranws 460 150 48ms 2 Nov 2022 511th tomh1012 460 150 18ms 19 days ago 514th LucaArgentiUCF 🇮🇹 452 294 106ms 28 Jan 2021 515th Indivicivet 450 151 408ms 26 Oct 2021 516th TheZwierzLF 🇵🇱 448 152 2,178ms 21 Dec 2025 517th h3ra993huskp 🇯🇵 448 293 637ms 30 Nov 2025 518th boxjelly 447 127 419ms 12 Feb 2021 519th hiddicop 🇸🇪 445 153 15ms 29 Jan 2021 519th ahmetdemirag 🇨🇾 445 153 501ms 16 Apr 2025 521st olivermrose 🇺🇸 444 128 125ms 17 Apr 2022 522nd aksyristos 437 130 728ms 17 Feb 2026 523rd boxjelly 435 201 145ms 26 Jan 2021 524th madex 🇩🇪 435 250 36ms 27 Oct 2024 525th dokutan 430 163 547ms 13 Mar 2025 526th LeeCamp 428 159 19ms 16 Feb 2022 526th jatloe 428 159 59ms 26 Sep 2024 528th boxjelly 422 161 83ms 21 Jan 2021 528th za3k 422 161 140ms 28 Oct 2022 530th msbranicky 422 166 613ms 17 Jan 2024 531st MeWhenI 🇻🇦 419 574 5ms 16 Dec 2024 532nd dokutan 415 164 44ms 13 Mar 2025 533rd msbranicky 410 166 48ms 19 Aug 2023 534th MeWhenI 🇻🇦 409 724 8ms 28 Nov 2023 535th MaxElf999 405 168 387ms 27 Sep 2022 536th cure-honey 🇯🇵 393 338 112ms 23 Mar 2021 537th Schmitt-Very-Cool 389 337 869ms 1 Oct 2025 538th JunkIce 387 181 574ms 7 Mar 2025 539th RaBa21 🇭🇺 380 179 24ms 1 Aug 2025 540th JunkIce 376 181 19ms 7 Mar 2025 540th robin-scragg 376 181 74ms 25 Oct 2025 542nd adamnielson42 🇺🇸 356 194 18ms 25 Apr 2023 543rd zakariamouhid 347 199 60ms 24 Jun 2023 544th snoozingnewt 🇨🇦 342 191 270ms 2 Oct 2025 545th Yewzir 🇧🇪 338 711 6ms 19 Dec 2024 546th MeWhenI 🇻🇦 333 180 1,134ms 15 Sep 2025 547th jbjd 333 204 43ms 18 Jul 2025 548th martinnorling 🇸🇪 332 205 410ms 5 Apr 2022 548th eiburns 332 205 314ms 26 Sep 2023 550th blaztoma 🇱🇹 328 199 234ms 13 Oct 2025 551st bwat2 327 401 557ms 4 Mar 2022 552nd snoozingnewt 🇨🇦 325 927 30ms 5 Nov 2025 553rd boxjelly 317 343 488ms 15 Feb 2021 554th GolfingSuccess 🇬🇷 317 935 6ms 20 Mar 2023 555th m-tkach 🇺🇦 305 581 25ms 27 Apr 2022 556th JOrE20 300 988 6ms 22 Nov 2025 557th lynn 299 991 6ms 13 Mar 2023 557th jmerle 🇳🇱 299 991 6ms 4 Jul 2023 559th neel11235813 297 1,016 22ms 25 Dec 2022 559th KatieLG 🇬🇧 297 1,016 23ms 25 Dec 2022 First Prev 481–560 of 1,863 Next Last