Catalan Numbers 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 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 Calendar 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 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 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 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 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 Calendar 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 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 Bytes Time Submitted 751st Herbert00709 🇵🇱 813 135 75ms 3 Apr 2025 752nd Yewzir 🇧🇪 811 61 1,000ms 7 May 2024 753rd CornerMercury 🇬🇧 810 75 102ms 8 days ago 754th iakolzin 808 53 9ms 27 May 2022 754th nullie 808 53 9ms 7 Jun 2022 754th yzhs 🇩🇪 808 53 10ms 22 Jun 2022 754th markusgraube 808 53 11ms 24 Apr 2023 754th mstang107 808 53 9ms 20 Dec 2023 754th smokestacklightnin 🇺🇸 808 53 9ms 10 Jan 2024 754th Mabeloid 🇳🇴 808 53 10ms 21 Sep 2024 754th agreegious 808 53 13ms 14 Nov 2024 754th 0dyse 808 53 9ms 29 Apr 2025 754th piano-miles 808 53 10ms 9 May 2025 764th tatzyr 🇯🇵 807 38 35ms 14 Nov 2024 765th edsrzf 🇳🇿 807 48 84ms 9 Mar 2025 766th GolfingSuccess 🇬🇷 807 242 31ms 21 Dec 2023 767th albanian-laundromat 804 48 382ms 7 Oct 2025 768th kmathis22 804 135 337ms 23 Oct 2025 769th jerrandolph 804 146 256ms 23 Sep 2025 770th blaztoma 🇱🇹 803 57 131ms 22 Aug 2025 771st MeWhenI 🇻🇦 803 97 145ms 2 Jul 2023 772nd albanian-laundromat 803 117 490ms 5 Oct 2025 773rd MeWhenI 🇻🇦 802 227 299ms 29 Dec 2024 774th j-Ewan 800 47 405ms 11 Feb 2022 774th czylabsonasa 🇭🇺 800 47 289ms 14 Jun 2022 776th emplv 🇱🇻 800 79 100ms 20 Dec 2022 776th DialFrost 🇸🇬 800 79 98ms 23 Mar 2025 778th Feniske 🇫🇷 799 38 200ms 6 Nov 2023 778th Yewzir 🇧🇪 799 38 195ms 7 May 2024 780th dokutan 798 136 349ms 7 Nov 2025 781st Betuaredead 798 147 263ms 21 Jan 2023 782nd error256 797 51 73ms 15 Jan 2025 783rd Matgc04 796 91 338ms 17 Nov 2023 784th albanian-laundromat 795 44 675ms 25 Sep 2025 784th Yewzir 🇧🇪 795 44 728ms 21 days ago 786th MeWhenI 🇻🇦 795 85 3,002ms 27 Oct 2024 787th msbranicky 793 54 9ms 23 Aug 2023 787th Code-Coder-coder 793 54 10ms 12 Oct 2025 789th Ripick 793 148 271ms 16 Feb 2023 790th nipzu 790 98 52ms 4 Feb 2022 791st namelessiw 788 49 361ms 19 Aug 2024 792nd SniperSmiley 🇺🇸 787 25 36ms 4 Sep 2022 792nd CornerMercury 🇬🇧 787 25 47ms 24 Aug 2023 794th Shanethegamer 🇺🇸 787 92 331ms 29 Jan 2022 794th dokutan 787 92 344ms 24 Mar 2025 796th Yewzir 🇧🇪 786 39 45ms 7 May 2024 796th codereport 🇨🇦 786 39 35ms 21 Apr 2025 796th Chara-0x 786 39 34ms 18 Sep 2025 799th stefangimmillaro 786 86 2,974ms 4 Nov 2024 800th didion0 🇺🇸 785 50 9ms 16 Feb 2022 800th Natanaelel 🇸🇪 785 50 9ms 3 Jan 2024 800th weliveinhell 🇭🇹 785 50 8ms 11 Jan 2024 800th inverseLorentz 🇦🇺 785 50 9ms 1 Apr 2024 800th JOrE20 🇺🇸 785 50 9ms 21 days ago 805th annaproxy 785 65 3ms 3 Oct 2022 806th stellartux 784 48 277ms 1 Jan 2024 807th Shanethegamer 🇺🇸 784 65 5ms 19 Dec 2023 807th Steffan153 🇫🇮 784 65 5ms 20 Dec 2023 809th KasperKivimaeki 🇫🇮 782 150 272ms 29 Sep 2025 810th jared-hughes 781 139 342ms 24 Sep 2025 811th stefangimmillaro 781 159 27ms 4 May 2023 812th blaztoma 🇱🇹 779 39 186ms 11 days ago 813th ZakkkkAttackkkk 🇵🇭 779 55 9ms 30 Jan 2022 813th Emutis 🇱🇹 779 55 11ms 27 Oct 2024 815th hamhub7 779 93 337ms 3 Aug 2022 815th MeWhenI 🇻🇦 779 93 342ms 15 Oct 2022 817th DialFrost 🇸🇬 777 68 5ms 7 Dec 2024 817th pardouin 🇫🇷 777 68 8ms 20 Mar 2025 819th kimbo 🇺🇸 777 151 261ms 25 Dec 2022 820th rak1507 🇬🇧 776 52 30ms 29 Jan 2022 821st Shanethegamer 🇺🇸 776 59 143ms 29 Jan 2022 821st Z-snails 776 59 145ms 28 Feb 2023 823rd jared-hughes 774 307 22ms 8 Jul 2024 824th inventshah 773 22 2ms 8 May 2022 825th KatieLG 🇬🇧 773 64 956ms 16 Oct 2022 First Prev 751–825 of 1,969 Next Last