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 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 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 747th mstang107 808 53 9ms 20 Dec 2023 747th smokestacklightnin 🇺🇸 808 53 9ms 10 Jan 2024 747th Mabeloid 🇳🇴 808 53 10ms 21 Sep 2024 747th agreegious 808 53 13ms 14 Nov 2024 747th 0dyse 808 53 9ms 29 Apr 2025 747th piano-miles 808 53 10ms 9 May 2025 757th tatzyr 🇯🇵 807 38 35ms 14 Nov 2024 758th edsrzf 🇳🇿 807 48 84ms 9 Mar 2025 759th GolfingSuccess 🇬🇷 807 242 31ms 21 Dec 2023 760th albanian-laundromat 804 48 382ms 7 Oct 2025 761st kmathis22 804 135 337ms 23 Oct 2025 762nd jerrandolph 804 146 256ms 23 Sep 2025 763rd blaztoma 🇱🇹 803 57 131ms 22 Aug 2025 764th MeWhenI 🇻🇦 803 97 145ms 2 Jul 2023 765th albanian-laundromat 803 117 490ms 5 Oct 2025 766th MeWhenI 🇻🇦 802 227 299ms 29 Dec 2024 767th j-Ewan 800 47 405ms 11 Feb 2022 767th czylabsonasa 🇭🇺 800 47 289ms 14 Jun 2022 769th emplv 🇱🇻 800 79 105ms 20 Dec 2022 769th DialFrost 🇸🇬 800 79 115ms 23 Mar 2025 771st Feniske 🇫🇷 799 38 200ms 6 Nov 2023 771st Yewzir 🇧🇪 799 38 195ms 7 May 2024 773rd dokutan 798 136 349ms 25 days ago 774th Betuaredead 798 147 263ms 21 Jan 2023 775th error256 797 51 73ms 15 Jan 2025 776th Matgc04 796 91 338ms 17 Nov 2023 777th albanian-laundromat 795 44 698ms 25 Sep 2025 777th Yewzir 🇧🇪 795 44 740ms 17 days ago 779th MeWhenI 🇻🇦 795 85 3,002ms 27 Oct 2024 780th msbranicky 793 54 9ms 23 Aug 2023 780th Code-Coder-coder 793 54 10ms 12 Oct 2025 782nd Ripick 793 148 271ms 16 Feb 2023 783rd nipzu 790 98 52ms 4 Feb 2022 784th namelessiw 788 49 361ms 19 Aug 2024 785th SniperSmiley 🇺🇸 787 25 36ms 4 Sep 2022 785th CornerMercury 🇬🇧 787 25 47ms 24 Aug 2023 787th Shanethegamer 🇺🇸 787 92 331ms 29 Jan 2022 787th dokutan 787 92 344ms 24 Mar 2025 789th Yewzir 🇧🇪 786 39 45ms 7 May 2024 789th codereport 🇨🇦 786 39 35ms 21 Apr 2025 789th Chara-0x 786 39 34ms 18 Sep 2025 792nd stefangimmillaro 786 86 2,974ms 4 Nov 2024 793rd didion0 🇺🇸 785 50 8ms 16 Feb 2022 793rd Natanaelel 🇸🇪 785 50 9ms 3 Jan 2024 793rd weliveinhell 🇭🇹 785 50 8ms 11 Jan 2024 793rd inverseLorentz 🇦🇺 785 50 8ms 1 Apr 2024 793rd JOrE20 🇺🇸 785 50 9ms 17 days ago 798th annaproxy 785 65 3ms 3 Oct 2022 799th Shanethegamer 🇺🇸 784 65 5ms 19 Dec 2023 799th Steffan153 🇫🇮 784 65 5ms 20 Dec 2023 801st stellartux 783 48 277ms 1 Jan 2024 802nd KasperKivimaeki 🇫🇮 782 150 272ms 29 Sep 2025 803rd jared-hughes 781 139 342ms 24 Sep 2025 804th stefangimmillaro 781 159 27ms 4 May 2023 805th blaztoma 🇱🇹 779 39 186ms 8 days ago 806th ZakkkkAttackkkk 🇵🇭 779 55 9ms 30 Jan 2022 806th Emutis 🇱🇹 779 55 11ms 27 Oct 2024 808th hamhub7 779 93 337ms 3 Aug 2022 808th MeWhenI 🇻🇦 779 93 342ms 15 Oct 2022 810th DialFrost 🇸🇬 777 68 5ms 7 Dec 2024 810th pardouin 🇫🇷 777 68 8ms 20 Mar 2025 812th kimbo 🇺🇸 777 151 261ms 25 Dec 2022 813th rak1507 🇬🇧 776 52 30ms 29 Jan 2022 814th Shanethegamer 🇺🇸 776 59 143ms 29 Jan 2022 814th Z-snails 776 59 145ms 28 Feb 2023 816th jared-hughes 774 307 22ms 8 Jul 2024 817th inventshah 773 22 2ms 8 May 2022 818th KatieLG 🇬🇧 773 64 956ms 16 Oct 2022 819th CheeseCake628 🇳🇴 772 50 391ms 18 Oct 2025 820th Shanethegamer 🇺🇸 771 58 15ms 29 Jan 2022 821st ovs-code 🇩🇪 771 82 104ms 14 Oct 2022 822nd codingisgreatbutiamnot 769 51 8ms 25 Jul 2024 823rd Yax42 🇫🇷 769 141 331ms 4 Oct 2025 824th MeWhenI 🇻🇦 767 49 388ms 15 Feb 2023 825th dokutan 767 153 259ms 24 Mar 2025 First Prev 751–825 of 1,965 Next Last