Kolakoski Sequence in all languages in chars. Cheevos Holes Recent Holes Langs Medals Misc 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 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 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 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 Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Turtle Tutorial All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir 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 Arturo Befunge BQN CJam CoffeeScript Egel Erlang 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 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 Arturo Befunge BQN CJam CoffeeScript Egel Erlang 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 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 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 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 Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Turtle Tutorial # Golfer Points Chars Time 451st MeWhenI 🇻🇦 848 70 21 Nov 2021 452nd kg583 🇺🇸 848 86 1 Sep 2025 453rd jared-hughes 847 55 31 Jul 2022 453rd emgordon154 847 55 4 Mar 2025 455th sisyphus-ppcg 🇦🇺 847 89 25 Jan 2021 455th Bubbler-4 847 89 1 Jul 2021 457th Shanethegamer 🇺🇸 845 77 9 Jun 2022 458th ovs-code 🇩🇪 845 81 15 Jun 2024 459th jared-hughes 844 84 31 Jul 2022 460th Shanethegamer 🇺🇸 843 50 22 Mar 2023 460th MeWhenI 🇻🇦 843 50 22 Mar 2023 462nd emgordon154 843 131 29 Nov 2024 463rd dokutan 842 47 18 Jul 2025 464th Steffan153 🇫🇮 842 63 23 Mar 2023 464th stefangimmillaro 842 63 18 Sep 2023 464th xsot 🇸🇬 842 63 6 May 2025 464th KasperKivimaeki 🇫🇮 842 63 14 Aug 2025 468th rucin93 🇵🇱 842 64 22 Jul 2024 469th MeWhenI 🇻🇦 842 76 16 Jun 2022 470th MeWhenI 🇻🇦 841 57 17 Jan 2024 470th SirBogman 🇺🇸 841 57 10 Jun 2024 472nd fuzzylojik-golf 🇺🇸 840 22 6 Sep 2025 473rd btnlq 840 43 26 Jan 2021 473rd primo-ppcg 🇹🇭 840 43 25 May 2021 475th albanian-laundromat 838 78 4 Jul 2025 476th primo-ppcg 🇹🇭 838 87 25 Jan 2023 477th acotis 837 90 5 days ago 478th marcin7Cd 835 59 16 Jan 2021 478th AlephSquirrel 835 59 13 May 2021 478th rschwa6308 🇺🇸 835 59 28 Jun 2021 478th NewDefectus 🇮🇱 835 59 25 Oct 2021 478th jacksonhenry3 835 59 21 Dec 2021 478th NicoAdams 835 59 21 Dec 2021 478th yzhs 🇩🇪 835 59 7 Jun 2022 478th aksyristos 835 59 28 Feb 2023 478th BREMAUCY 🇫🇷 835 59 27 Apr 2023 478th MarcMush 🇫🇷 835 59 12 Feb 2024 488th primo-ppcg 🇹🇭 834 85 18 Jan 2022 488th 09cf 834 85 24 Sep 2023 490th MeWhenI 🇻🇦 832 56 8 Jun 2022 490th Yewzir 🇧🇪 832 56 16 Nov 2023 490th voytxt 🇨🇿 832 56 25 Jan 2025 490th targrik 832 56 21 Feb 2025 494th sean-niemann 🇺🇸 832 77 18 Dec 2023 495th GrayJoKing 🇦🇺 831 57 5 Sep 2024 496th kritixilithos 831 58 29 May 2024 497th GrayJoKing 🇦🇺 829 65 9 Nov 2023 498th primo-ppcg 🇹🇭 829 77 30 Nov 2021 499th inventshah 828 64 17 Nov 2022 500th sisyphus-ppcg 🇦🇺 827 60 25 Feb 2021 501st m-ender 🇩🇪 827 89 23 Apr 2021 502nd Irratix 🇳🇱 826 51 4 Mar 2022 503rd Kacarott 🇦🇺 826 58 15 Jan 2024 503rd Natanaelel 🇸🇪 826 58 20 Jan 2024 503rd AlephSquirrel 826 58 21 Jan 2024 503rd CaedenHarper 🇨🇦 826 58 8 Aug 2024 503rd namelessiw 826 58 15 Aug 2024 508th Yewzir 🇧🇪 825 83 16 Nov 2023 509th MeWhenI 🇻🇦 824 104 8 Feb 2023 510th MeWhenI 🇻🇦 822 78 14 Oct 2022 511th GrayJoKing 🇦🇺 822 81 14 Mar 2022 511th MeWhenI 🇻🇦 822 81 15 Nov 2022 513th AGoyet 821 60 29 Jun 2022 513th betaveros 821 60 31 Dec 2022 513th AlexanderFair 821 60 23 Jun 2023 513th Andriamanitra 🇫🇮 821 60 20 Jul 2023 513th dranjohn 821 60 15 Sep 2023 513th inverseLorentz 🇦🇺 821 60 9 Apr 2024 513th 051 🇸🇬 821 60 1 Aug 2024 513th KasperKivimaeki 🇫🇮 821 60 30 Jun 2025 513th vgamula 🇺🇦 821 60 28 Jul 2025 513th LuisGoncalves05 🇵🇹 821 60 29 Jul 2025 523rd Shanethegamer 🇺🇸 821 83 19 Apr 2022 524th NewDefectus 🇮🇱 817 57 1 Nov 2021 525th inventshah 817 59 18 May 2022 First Prev 451–525 of 1,759 Next Last