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Kolakoski Constant 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 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 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 Multitap Input 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 ><> 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 ArkScript 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 ArkScript 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 Calendar 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 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 Multitap Input 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 Chars Time Submitted 321st Mabeloid 🇳🇴 658 236 123ms 26 Oct 2025 322nd MeWhenI 🇻🇦 657 89 133ms 3 Aug 2024 323rd Shanethegamer 🇺🇸 657 90 548ms 18 Jan 2023 324th MeWhenI 🇻🇦 657 209 2ms 10 Sep 2022 325th mathisfun271 654 89 17ms 4 Feb 2024 326th duckyluuk 🇳🇱 654 147 3,067ms 28 Oct 2024 327th dokutan 654 210 2ms 27 Mar 2024 328th Shanethegamer 🇺🇸 653 128 100ms 16 Dec 2022 329th marcin7Cd 653 174 1,074ms 9 Feb 2021 329th Shanethegamer 🇺🇸 653 174 171ms 28 May 2022 331st Irratix 🇳🇱 652 75 60ms 14 Mar 2022 332nd Shanethegamer 🇺🇸 652 144 517ms 7 Jun 2022 332nd MeWhenI 🇻🇦 652 144 460ms 14 Oct 2022 334th DialFrost 🇸🇬 650 105 626ms 7 Jun 2024 335th annaproxy 650 121 1,814ms 24 Dec 2022 336th prplz 🇦🇺 646 90 11ms 8 Feb 2021 336th jared-hughes 646 90 33ms 15 Aug 2021 338th GolfingSuccess 🇬🇷 643 91 485ms 25 Jan 2025 338th CaedenHarper 🇨🇦 643 91 461ms 10 Dec 2025 340th janbehrens 🇩🇪 643 146 619ms 24 Mar 2022 341st Natanaelel 🇸🇪 642 135 146ms 9 May 2024 342nd primo-ppcg 🇹🇭 641 202 764ms 3 Aug 2021 343rd dokutan 640 234 90ms 23 Jul 2025 344th andrewjc2000 639 91 16ms 7 May 2025 344th CaedenHarper 🇨🇦 639 91 12ms 10 Dec 2025 346th alexsave 639 107 22ms 15 Nov 2025 347th Yewzir 🇧🇪 636 216 2ms 18 Jan 2024 348th MichalMarsalek 🇨🇿 636 361 4ms 27 Nov 2022 349th lynn 634 124 1,059ms 16 Nov 2021 350th GolfingSuccess 🇬🇷 632 92 92ms 25 Jan 2021 350th edsrzf 🇳🇿 632 92 28ms 20 Sep 2025 350th solisolu 632 92 11ms 28 Oct 2025 353rd snoozingnewt 🇨🇦 632 237 324ms 21 Nov 2025 354th MeWhenI 🇻🇦 628 210 106ms 29 Apr 2025 355th NewDefectus 🇮🇱 626 93 10ms 20 Dec 2021 356th SirBogman 🇺🇸 625 48 82ms 28 Sep 2022 357th Herbert00709 🇵🇱 624 173 3ms 5 Apr 2024 358th emgordon154 619 147 56ms 13 Dec 2024 359th janbehrens 🇩🇪 619 209 475ms 17 Jun 2023 360th jkelly467 617 156 4,018ms 23 Dec 2025 361st elgan65536 614 253 130ms 11 Nov 2023 362nd jared-hughes 611 80 292ms 9 Sep 2022 363rd KatieLG 🇬🇧 610 96 388ms 28 Oct 2024 364th TimCurwick 🇺🇸 609 112 604ms 26 Jan 2021 365th janbehrens 🇩🇪 606 96 103ms 17 Jun 2023 365th KatieLG 🇬🇧 606 96 41ms 29 Jul 2024 365th cros107 🇦🇺 606 96 22ms 27 days ago 368th didion0 🇺🇸 605 113 51ms 6 May 2021 368th Yax42 🇫🇷 605 113 12ms 7 days ago 370th ovs-code 🇩🇪 605 130 719ms 14 Mar 2025 371st o0lit3 🇺🇸 602 70 186ms 15 Sep 2021 372nd SirBogman 🇺🇸 602 223 65ms 3 Jan 2022 373rd quimey 600 97 88ms 16 Mar 2023 374th KatieLG 🇬🇧 599 382 3ms 12 Oct 2021 375th emgordon154 596 82 42ms 2 Apr 2025 376th Waffle3z 596 385 4ms 31 Jan 2021 377th croc54 594 98 61ms 14 Jan 2025 378th annaproxy 593 146 557ms 28 Jul 2022 379th janbehrens 🇩🇪 591 100 345ms 1 Nov 2021 380th SirFireball3521 588 84 141ms 1 Mar 2023 381st stertooy 🇧🇪 588 99 74ms 16 Jun 2024 381st luuumine 🇫🇷 588 99 38ms 9 Oct 2025 383rd stefangimmillaro 588 224 106ms 18 Sep 2023 384th MeWhenI 🇻🇦 588 264 157ms 16 Mar 2022 385th MeWhenI 🇻🇦 587 134 12ms 2 Oct 2022 386th GeorgeStechman 🇬🇧 585 117 15ms 17 Nov 2022 387th Shanethegamer 🇺🇸 583 143 1,374ms 8 Apr 2021 388th argusdusty 🇺🇸 582 100 11ms 25 Mar 2021 388th nstearns96 🇬🇧 582 100 318ms 21 Jan 2023 388th adamnielson42 🇺🇸 582 100 79ms 8 Nov 2023 388th CommandLeo 🇮🇹 582 100 34ms 3 days ago 392nd MeWhenI 🇻🇦 582 196 4ms 12 Aug 2024 393rd KatieLG 🇬🇧 580 118 19ms 5 Oct 2025 394th kmathis22 580 223 773ms 6 Dec 2025 395th Shanethegamer 🇺🇸 575 85 110ms 8 Apr 2021 396th MeWhenI 🇻🇦 574 102 423ms 24 May 2024 397th Yewzir 🇧🇪 574 234 60ms 22 Dec 2023 398th dokutan 573 199 4ms 12 Aug 2024 399th BREMAUCY 🇫🇷 570 102 11ms 19 Jul 2025 400th AlephSquirrel 566 53 91ms 3 Jan 2023 First Prev 321–400 of 1,745 Next Last