Catalan Numbers in all languages in bytes. 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 Bytes Time Submitted 136th jared-hughes 956 41 9ms 8 Apr 2022 136th rucin93 🇵🇱 956 41 11ms 26 May 2022 136th Steffan153 🇫🇮 956 41 10ms 24 Sep 2022 136th emplv 🇱🇻 956 41 27 Sep 2022 136th AlephSquirrel 956 41 9ms 7 Jan 2023 136th randolchance 956 41 9ms 19 Jan 2023 136th DialFrost 🇸🇬 956 41 23 Jan 2023 136th prplz 🇦🇺 956 41 11ms 26 Jan 2023 136th sean-niemann 🇺🇸 956 41 10ms 26 Jan 2023 136th xsot 🇸🇬 956 41 9ms 20 May 2023 136th stefangimmillaro 956 41 9ms 12 Jun 2023 136th Argeento 🇵🇱 956 41 10ms 25 Aug 2023 136th ovs-code 🇩🇪 956 41 9ms 29 Sep 2023 136th lukegustafson 🇺🇸 956 41 13 Nov 2023 136th helbling 🇨🇭 956 41 9ms 17 May 2024 136th vlpx 🇫🇮 956 41 10ms 18 Jun 2024 136th pardouin 🇫🇷 956 41 11ms 4 Aug 2024 136th emgordon154 956 41 10ms 19 Sep 2024 136th edsrzf 🇳🇿 956 41 19 Nov 2024 136th fuzzylojik-golf 🇺🇸 956 41 15 May 2025 136th b-illy 🇬🇧 956 41 2 Jul 2025 136th Yax42 🇫🇷 956 41 5 Sep 2025 173rd andersk 🇺🇸 952 45 13ms 25 Oct 2022 173rd FlorianCassayre 🇫🇷 952 45 11ms 16 Sep 2023 173rd Command-Master 952 45 11ms 23 Sep 2023 173rd cesarm4 952 45 9ms 29 Nov 2023 173rd Natanaelel 🇸🇪 952 45 12ms 3 Jan 2024 173rd klixel 🇨🇦 952 45 13ms 18 Nov 2024 179th Lydxn 🇨🇦 948 32 211ms 29 Jan 2022 179th btnlq 948 32 229ms 29 Jan 2022 179th sisyphus-ppcg 🇦🇺 948 32 181ms 2 Feb 2022 182nd ovs-code 🇩🇪 941 41 420ms 15 Jan 2024 182nd DialFrost 🇸🇬 941 41 403ms 15 Jan 2024 182nd GolfingSuccess 🇬🇷 941 41 431ms 15 Jan 2024 182nd inventshah 941 41 409ms 15 Jan 2024 182nd Lydxn 🇨🇦 941 41 382ms 16 Jan 2024 182nd sean-niemann 🇺🇸 941 41 398ms 16 Jan 2024 182nd Steffan153 🇫🇮 941 41 395ms 16 Jan 2024 182nd JayXon 🇺🇸 941 41 381ms 18 Jan 2024 182nd Shanethegamer 🇺🇸 941 41 395ms 18 Jan 2024 182nd kg583 🇺🇸 941 41 443ms 19 Jan 2024 182nd orthoplex 🇨🇽 941 41 384ms 20 Jan 2024 182nd m-tkach 🇺🇦 941 41 417ms 21 Jan 2024 182nd xsot 🇸🇬 941 41 382ms 25 Jan 2024 182nd lynn 941 41 379ms 17 Feb 2024 182nd MeWhenI 🇻🇦 941 41 486ms 24 May 2024 182nd duckyluuk 🇳🇱 941 41 392ms 17 Jun 2024 182nd pardouin 🇫🇷 941 41 389ms 21 Jun 2024 182nd emgordon154 941 41 395ms 20 Sep 2024 182nd Mukundan314 941 41 426ms 16 Jun 2025 182nd b-illy 🇬🇧 941 41 363ms 2 Jul 2025 182nd fuzzylojik-golf 🇺🇸 941 41 513ms 3 Jul 2025 203rd Lydxn 🇨🇦 939 40 29 Jan 2022 203rd JayXon 🇺🇸 939 40 29 Jan 2022 203rd HPWiz 🇳🇿 939 40 30 Jan 2022 203rd antimon2 🇯🇵 939 40 5 Sep 2022 203rd Steffan153 🇫🇮 939 40 19 Mar 2023 203rd sisyphus-ppcg 🇦🇺 939 40 20 Mar 2023 203rd ovs-code 🇩🇪 939 40 11 Apr 2023 203rd p-zubieta 939 40 25 Sep 2023 203rd DialFrost 🇸🇬 939 40 2 Jan 2024 203rd sean-niemann 🇺🇸 939 40 12 Mar 2025 213th GrayJoKing 🇦🇺 936 21 40ms 28 Jul 2022 213th ovs-code 🇩🇪 936 21 56ms 2 Feb 2024 213th xsot 🇸🇬 936 21 42ms 9 Jun 2024 213th pardouin 🇫🇷 936 21 54ms 11 Oct 2024 213th emgordon154 936 21 39ms 23 days ago 218th Shanethegamer 🇺🇸 935 22 29 Jan 2022 218th scpchicken 🇵🇼 935 22 29 Jan 2022 218th SirBogman 🇺🇸 935 22 29 Jan 2022 218th NewDefectus 🇮🇱 935 22 30 Jan 2022 218th yzhs 🇩🇪 935 22 16 Jun 2022 218th saltysylvi 935 22 5 Aug 2022 218th DialFrost 🇸🇬 935 22 30 Nov 2022 218th MeWhenI 🇻🇦 935 22 30 Nov 2022 First Prev 151–225 of 1,908 Next Last