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 GrayJoKing 🇦🇺 868 181 138ms 8 May 2022 642nd ovs-code 🇩🇪 866 72 468ms 27 Feb 2022 642nd GrayJoKing 🇦🇺 866 72 461ms 28 Feb 2022 644th inventshah 866 127 468ms 5 May 2024 645th jtaxen 865 53 124ms 16 Jul 2024 646th MeWhenI 🇻🇦 865 59 3ms 1 Oct 2022 646th DialFrost 🇸🇬 865 59 3ms 11 Feb 2023 646th edsrzf 🇳🇿 865 59 3ms 28 Aug 2025 649th rucin93 🇵🇱 865 191 397ms 17 Dec 2025 650th stefangimmillaro 864 136 335ms 9 Sep 2023 650th cduerm 864 136 361ms 19 Sep 2025 650th sean-niemann 🇺🇸 864 136 332ms 21 Sep 2025 653rd ovs-code 🇩🇪 864 138 673ms 19 Dec 2025 654th m-tkach 🇺🇦 864 372 104ms 20 Jun 2025 655th DialFrost 🇸🇬 863 71 124ms 5 Dec 2025 655th emgordon154 863 71 122ms 5 Dec 2025 655th GolfingSuccess 🇬🇷 863 71 122ms 12 Dec 2025 655th Steffan153 🇫🇮 863 71 115ms 27 Feb 2026 659th ovs-code 🇩🇪 863 276 17ms 8 Jul 2024 660th stefangimmillaro 862 191 113ms 3 May 2023 661st primo-ppcg 🇹🇭 862 348 12ms 13 Aug 2025 662nd lifthrasiir 🇰🇷 860 45 453ms 2 Dec 2024 663rd edsrzf 🇳🇿 860 131 1,674ms 13 Sep 2025 663rd ovs-code 🇩🇪 860 131 1,722ms 14 Sep 2025 663rd GolfingSuccess 🇬🇷 860 131 1,708ms 17 Sep 2025 663rd MeWhenI 🇻🇦 860 131 1,686ms 7 Nov 2025 667th 386asm 🇺🇸 860 175 43ms 4 May 2023 668th inventshah 859 79 2,458ms 25 Oct 2024 668th error256 859 79 2,455ms 26 Oct 2024 668th emgordon154 859 79 2,314ms 1 Nov 2024 671st sean-niemann 🇺🇸 859 128 458ms 4 May 2024 672nd primo-ppcg 🇹🇭 859 129 40ms 14 Jan 2025 673rd sean-niemann 🇺🇸 859 218 10ms 17 Dec 2025 674th MeWhenI 🇻🇦 858 59 46ms 13 Feb 2025 674th DialFrost 🇸🇬 858 59 42ms 13 Feb 2025 674th Shanethegamer 🇺🇸 858 59 39ms 13 Feb 2025 674th pardouin 🇫🇷 858 59 43ms 20 Mar 2025 678th jrm5399 🇰🇿 857 50 12ms 30 Jan 2022 678th Freddiechang 857 50 12ms 8 Mar 2024 678th madex 🇩🇪 857 50 28ms 3 days ago 681st JayXon 🇺🇸 857 141 141ms 4 Apr 2025 682nd ovs-code 🇩🇪 857 180 10ms 15 Jul 2023 683rd primo-ppcg 🇹🇭 857 218 5ms 6 Aug 2023 684th albanian-laundromat 🇺🇸 857 300 26ms 9 Mar 2026 685th Codsilla 🇨🇦 856 44 481ms 3 Nov 2023 685th Daniel-Ellison 856 44 360ms 10 Aug 2025 685th Lv0Sys 🇵🇱 856 44 278ms 6 Dec 2025 685th denkyuu1 856 44 314ms 4 days ago 689th MeWhenI 🇻🇦 855 23 40ms 25 Jul 2022 689th AlephSquirrel 855 23 42ms 31 Dec 2022 691st Natanaelel 🇸🇪 855 58 1,326ms 3 Jan 2024 692nd GolfingSuccess 🇬🇷 855 62 6ms 9 Feb 2026 693rd MeWhenI 🇻🇦 854 73 488ms 28 Feb 2022 693rd Shanethegamer 🇺🇸 854 73 487ms 23 Mar 2022 693rd DialFrost 🇸🇬 854 73 504ms 26 Oct 2023 693rd jipsong 🇩🇪 854 73 476ms 1 Jul 2024 693rd emgordon154 854 73 489ms 25 May 2025 698th arcpolaris 854 85 404ms 16 Dec 2024 699th KatieLG 🇬🇧 853 36 37ms 10 Apr 2022 699th SirBogman 🇺🇸 853 36 37ms 17 May 2022 699th Babafaba 853 36 36ms 15 Oct 2025 699th JOrE20 853 36 35ms 11 Feb 2026 703rd Shanethegamer 🇺🇸 851 72 119ms 22 May 2025 703rd blaztoma 🇱🇹 851 72 112ms 28 Nov 2025 705th j-Ewan 851 138 330ms 10 Mar 2022 706th sean-niemann 🇺🇸 851 194 12ms 17 Dec 2025 707th duckyluuk 🇳🇱 851 215 19ms 29 Nov 2025 708th FlyingPenguin223 850 20 2ms 17 Oct 2024 709th Natanaelel 🇸🇪 850 46 28ms 3 Jan 2024 710th dokutan 849 68 6ms 26 Feb 2026 711th canissimia 🇦🇶 849 135 3ms 30 Jan 2022 711th btnlq 849 135 4ms 17 Nov 2022 713th Shanethegamer 🇺🇸 847 48 75ms 11 Mar 2023 714th voytxt 🇨🇿 847 51 131ms 3 Aug 2024 715th GrayJoKing 🇦🇺 847 164 8ms 8 Apr 2022 716th DialFrost 🇸🇬 846 53 10ms 24 Mar 2025 717th JOrE20 846 304 26ms 11 Feb 2026 718th SirBogman 🇺🇸 845 36 238ms 17 May 2022 719th JRaspass 🇬🇧 845 139 311ms 7 Feb 2024 719th Shanethegamer 🇺🇸 845 139 325ms 7 Feb 2024 First Prev 641–720 of 2,133 Next Last