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 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 Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator 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 Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator 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 641st JayXon 🇺🇸 869 35 224ms 29 Jan 2022 641st stefangimmillaro 869 35 220ms 6 Nov 2023 643rd HPWiz 🇳🇿 869 146 2,184ms 12 Oct 2023 644th GrayJoKing 🇦🇺 868 181 138ms 8 May 2022 645th emgordon154 867 47 71ms 16 hours ago 646th ovs-code 🇩🇪 867 72 468ms 27 Feb 2022 646th GrayJoKing 🇦🇺 867 72 461ms 28 Feb 2022 648th inventshah 866 127 468ms 5 May 2024 649th jtaxen 865 53 124ms 16 Jul 2024 650th MeWhenI 🇻🇦 865 59 3ms 1 Oct 2022 650th DialFrost 🇸🇬 865 59 3ms 11 Feb 2023 650th edsrzf 🇳🇿 865 59 3ms 28 Aug 2025 653rd rucin93 🇵🇱 865 191 397ms 17 Dec 2025 654th stefangimmillaro 864 136 335ms 9 Sep 2023 654th cduerm 864 136 361ms 19 Sep 2025 654th sean-niemann 🇺🇸 864 136 332ms 21 Sep 2025 657th ovs-code 🇩🇪 864 138 673ms 19 Dec 2025 658th m-tkach 🇺🇦 864 372 101ms 20 Jun 2025 659th DialFrost 🇸🇬 863 71 124ms 5 Dec 2025 659th emgordon154 863 71 122ms 5 Dec 2025 659th GolfingSuccess 🇬🇷 863 71 122ms 12 Dec 2025 659th Steffan153 🇫🇮 863 71 115ms 27 Feb 2026 663rd ovs-code 🇩🇪 863 276 17ms 8 Jul 2024 664th stefangimmillaro 862 191 113ms 3 May 2023 665th primo-ppcg 🇹🇭 862 348 12ms 13 Aug 2025 666th inventshah 861 79 2,458ms 25 Oct 2024 666th error256 861 79 2,455ms 26 Oct 2024 666th emgordon154 861 79 2,314ms 1 Nov 2024 669th lifthrasiir 🇰🇷 860 45 453ms 2 Dec 2024 670th edsrzf 🇳🇿 860 131 1,674ms 13 Sep 2025 670th ovs-code 🇩🇪 860 131 1,722ms 14 Sep 2025 670th GolfingSuccess 🇬🇷 860 131 1,708ms 17 Sep 2025 670th MeWhenI 🇻🇦 860 131 1,686ms 7 Nov 2025 674th 386asm 🇺🇸 860 175 43ms 4 May 2023 675th MeWhenI 🇻🇦 859 59 46ms 13 Feb 2025 675th DialFrost 🇸🇬 859 59 42ms 13 Feb 2025 675th Shanethegamer 🇺🇸 859 59 39ms 13 Feb 2025 675th pardouin 🇫🇷 859 59 43ms 20 Mar 2025 679th sean-niemann 🇺🇸 859 128 458ms 4 May 2024 680th primo-ppcg 🇹🇭 859 129 40ms 14 Jan 2025 681st sean-niemann 🇺🇸 859 218 10ms 17 Dec 2025 682nd Codsilla 🇨🇦 857 44 498ms 3 Nov 2023 682nd Daniel-Ellison 857 44 315ms 10 Aug 2025 682nd Lv0Sys 🇵🇱 857 44 287ms 6 Dec 2025 682nd denkyuu1 857 44 296ms 7 days ago 686th jrm5399 🇰🇿 857 50 12ms 30 Jan 2022 686th Freddiechang 857 50 12ms 8 Mar 2024 686th madex 🇩🇪 857 50 28ms 6 days ago 689th JayXon 🇺🇸 857 141 141ms 4 Apr 2025 690th ovs-code 🇩🇪 857 180 10ms 15 Jul 2023 691st primo-ppcg 🇹🇭 857 218 5ms 6 Aug 2023 692nd albanian-laundromat 🇺🇸 857 300 26ms 9 Mar 2026 693rd MeWhenI 🇻🇦 855 23 40ms 25 Jul 2022 693rd AlephSquirrel 855 23 42ms 31 Dec 2022 695th Natanaelel 🇸🇪 855 58 1,326ms 3 Jan 2024 696th GolfingSuccess 🇬🇷 855 62 6ms 9 Feb 2026 697th MeWhenI 🇻🇦 855 73 488ms 28 Feb 2022 697th Shanethegamer 🇺🇸 855 73 487ms 23 Mar 2022 697th DialFrost 🇸🇬 855 73 504ms 26 Oct 2023 697th jipsong 🇩🇪 855 73 476ms 1 Jul 2024 697th emgordon154 855 73 489ms 25 May 2025 702nd arcpolaris 855 85 404ms 16 Dec 2024 703rd KatieLG 🇬🇧 853 36 37ms 10 Apr 2022 703rd SirBogman 🇺🇸 853 36 37ms 17 May 2022 703rd Babafaba 853 36 36ms 15 Oct 2025 703rd JOrE20 853 36 35ms 11 Feb 2026 707th j-Ewan 852 138 330ms 10 Mar 2022 708th Natanaelel 🇸🇪 851 46 28ms 3 Jan 2024 709th Shanethegamer 🇺🇸 851 72 119ms 22 May 2025 709th blaztoma 🇱🇹 851 72 112ms 28 Nov 2025 711th sean-niemann 🇺🇸 851 194 12ms 17 Dec 2025 712th duckyluuk 🇳🇱 851 215 19ms 29 Nov 2025 713th FlyingPenguin223 850 20 2ms 17 Oct 2024 714th canissimia 🇦🇶 850 135 3ms 30 Jan 2022 714th btnlq 850 135 4ms 17 Nov 2022 716th Shanethegamer 🇺🇸 849 48 75ms 11 Mar 2023 717th dokutan 849 68 6ms 26 Feb 2026 718th voytxt 🇨🇿 847 51 131ms 3 Aug 2024 719th GrayJoKing 🇦🇺 847 164 8ms 8 Apr 2022 720th DialFrost 🇸🇬 846 53 10ms 24 Mar 2025 First Prev 641–720 of 2,154 Next Last