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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 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 901st Yewzir 🇧🇪 682 90 398ms 14 Oct 2023 902nd I-Love-47 🇺🇦 680 106 62ms 10 Feb 2022 903rd dokutan 679 59 3ms 18 Jul 2025 904th jameslindesay 679 74 13ms 24 Feb 2021 904th PkmnQ 679 74 39ms 5 May 2024 904th HumanoidCPU 679 74 11ms 3 Jun 2024 904th RedzGoose 🇦🇺 679 74 12ms 14 Oct 2024 904th yokasuretsu 679 74 13ms 13 Jan 2025 909th GolfingSuccess 🇬🇷 678 69 33ms 17 Aug 2024 910th AdrienHache 🇫🇷 675 91 411ms 31 Dec 2023 911th janbehrens 🇩🇪 674 68 1,441ms 9 Apr 2021 912th msbranicky 674 80 4ms 11 Oct 2023 913th 5quiwyrm 670 54 276ms 5 Dec 2024 914th tatzyr 🇯🇵 670 63 39ms 29 Dec 2024 915th Trunksistor 🇫🇷 670 75 11ms 25 May 2022 915th celiendonze 🇨🇭 670 75 13ms 16 Jun 2023 915th qwjhvbxi 670 75 11ms 9 Feb 2024 915th wenbang24 670 75 13ms 6 Apr 2024 919th DialFrost 🇸🇬 667 56 86ms 22 Jul 2024 920th albanian-laundromat 🇺🇸 667 96 43ms 14 days ago 921st SirBogman 🇺🇸 667 108 56ms 3 Jan 2022 922nd CaedenHarper 🇨🇦 666 70 12ms 31 Jan 2025 923rd 77Tigers 665 114 146ms 9 Apr 2024 924th Natanaelel 🇸🇪 664 56 4ms 20 Jan 2024 925th DialFrost 🇸🇬 664 75 159ms 3 Jun 2025 926th edsrzf 🇳🇿 664 92 2ms 17 days ago 927th dokutan 663 69 774ms 30 Aug 2025 928th Waffle3z 661 76 12ms 20 Jan 2021 928th hellwue 661 76 12ms 16 Nov 2023 928th dokutan 661 76 18ms 24 Mar 2025 928th dcc5480 661 76 10ms 12 days ago 932nd HumanoidCPU 658 73 485ms 3 Jun 2024 933rd uttumuttu 🇫🇮 657 71 10ms 8 Jan 2022 933rd olleicua 🇺🇸 657 71 11ms 20 Feb 2024 935th emgordon154 656 70 137ms 6 Sep 2024 936th msbranicky 655 134 363ms 3 Oct 2023 937th f-tucker 653 77 13ms 2 Feb 2024 937th undefinedRyan 653 77 12ms 19 Apr 2025 937th Emutis 🇱🇹 653 77 11ms 12 Sep 2025 940th dokutan 653 94 467ms 18 Jul 2025 941st olivermrose 🇺🇸 652 57 3ms 24 Aug 2021 942nd boxjelly 650 65 41ms 11 Feb 2021 942nd msbranicky 650 65 42ms 12 Sep 2023 944th janbehrens 🇩🇪 650 135 368ms 13 Jun 2021 945th MeWhenI 🇻🇦 647 71 137ms 3 Aug 2024 946th johnnythedoggie 647 106 109ms 3 Mar 2021 946th snoozingnewt 🇨🇦 647 106 104ms 21 Nov 2025 948th rboath 644 58 86ms 8 Jan 2025 949th AkashTandon167 644 78 13ms 25 May 2021 949th jhpaques 🇫🇷 644 78 25ms 30 Nov 2022 951st SirBogman 🇺🇸 644 84 2ms 14 Dec 2021 952nd MateuszPietrzak 🇵🇱 644 112 63ms 16 Jan 2024 953rd annaproxy 643 93 96ms 24 Dec 2022 954th NickTheEASDude 🇺🇸 643 95 1ms 1 Jul 2024 955th Shanethegamer 🇺🇸 642 97 8ms 22 Dec 2023 956th nephila-nacrea 🇬🇧 641 58 3ms 3 Feb 2021 957th KatieLG 🇬🇧 641 77 247ms 2 Oct 2022 958th Bubbler-4 641 97 65ms 13 Sep 2023 959th CaedenHarper 🇨🇦 641 107 419ms 6 Oct 2025 960th alomiF 640 102 124ms 4 Nov 2024 961st Maznek 639 73 10ms 30 Jun 2023 962nd MeWhenI 🇻🇦 638 82 10ms 21 Jul 2023 963rd emgordon154 637 44 53ms 19 Feb 2026 964th sreyfe 637 119 164ms 9 Jun 2024 965th ashtraypettingzoo 🇺🇸 636 36 32ms 23 Feb 2023 966th twocatsinatrenchcoat 636 79 9ms 29 Mar 2022 966th SniperSmiley 🇺🇸 636 79 39ms 23 Jun 2022 966th Glinte 636 79 18ms 14 Dec 2023 966th Bmrl7 636 79 15ms 19 Mar 2024 966th acotis 636 79 12ms 7 Mar 2026 966th madeforlosers 636 79 13ms 20 days ago 972nd solisolu 636 85 2ms 23 days ago 973rd edsrzf 🇳🇿 636 138 306ms 21 Dec 2024 974th Shanethegamer 🇺🇸 635 57 278ms 27 Jul 2023 975th MeWhenI 🇻🇦 635 90 2,449ms 24 Oct 2024 976th emgordon154 635 98 10ms 10 Dec 2024 977th emgordon154 635 186 1,215ms 30 May 2025 978th janbehrens 🇩🇪 633 136 25ms 9 Jul 2021 979th dokutan 632 76 505ms 24 Mar 2025 980th NewDefectus 🇮🇱 630 59 6ms 25 Oct 2021 981st madex 🇩🇪 630 67 43ms 21 days ago 982nd Protothor 630 74 9ms 20 Mar 2026 983rd AkashTandon167 629 86 2ms 25 May 2021 984th bastienvoirin 🇫🇷 628 80 14ms 4 Feb 2021 984th argusdusty 🇺🇸 628 80 21ms 25 Mar 2021 984th OppositeShark 628 80 12ms 9 Apr 2022 984th WillowWispy 628 80 10ms 16 Mar 2025 988th Shanethegamer 🇺🇸 626 64 2ms 26 Jul 2023 989th emgordon154 623 151 9ms 6 Oct 2024 990th janbehrens 🇩🇪 621 68 42ms 18 Jan 2021 991st Herbert00709 🇵🇱 621 87 2ms 19 Nov 2024 992nd Yewzir 🇧🇪 620 64 5ms 16 Nov 2023 993rd vodker1 620 81 11ms 9 Mar 2022 993rd tooningelaere 620 81 9ms 5 Dec 2022 993rd Arkadios200 620 81 12ms 19 days ago 996th dokutan 620 106 11ms 24 Mar 2025 997th SirFireball3521 618 58 139ms 2 Mar 2023 998th Shanethegamer 🇺🇸 616 85 4ms 21 Dec 2024 999th codename68 616 123 146ms 13 Aug 2022 1,000th orthoplex 🇨🇽 615 153 19ms 25 Jun 2023 First Prev 901–1,000 of 2,025 Next Last