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 800th nullie 809 53 11ms 7 Jun 2022 800th yzhs 🇩🇪 809 53 14ms 22 Jun 2022 800th markusgraube 809 53 13ms 24 Apr 2023 800th mstang107 809 53 11ms 20 Dec 2023 800th smokestacklightnin 🇺🇸 809 53 11ms 10 Jan 2024 800th Mabeloid 🇳🇴 809 53 9ms 21 Sep 2024 800th agreegious 809 53 12ms 14 Nov 2024 800th 0dyse 809 53 10ms 29 Apr 2025 800th piano-miles 809 53 10ms 9 May 2025 800th poodletricea 809 53 10ms 9 Jan 2026 800th TheSecondComing123 809 53 11ms 4 Feb 2026 812th tatzyr 🇯🇵 808 38 36ms 14 Nov 2024 812th madex 🇩🇪 808 38 37ms 9 days ago 814th dokutan 807 90 405ms 27 Feb 2026 815th albanian-laundromat 🇺🇸 806 48 378ms 7 Oct 2025 816th MeWhenI 🇻🇦 806 227 309ms 29 Dec 2024 817th blaztoma 🇱🇹 805 57 120ms 22 Aug 2025 818th albanian-laundromat 🇺🇸 805 117 1,451ms 5 Oct 2025 819th kmathis22 805 135 452ms 23 Oct 2025 820th jerrandolph 805 146 344ms 23 Sep 2025 821st MeWhenI 🇻🇦 804 97 212ms 2 Jul 2023 822nd j-Ewan 802 47 441ms 11 Feb 2022 822nd czylabsonasa 🇭🇺 802 47 263ms 14 Jun 2022 824th emplv 🇱🇻 802 79 112ms 20 Dec 2022 824th DialFrost 🇸🇬 802 79 128ms 23 Mar 2025 826th Feniske 🇫🇷 801 38 226ms 6 Nov 2023 826th Yewzir 🇧🇪 801 38 259ms 7 May 2024 828th albanian-laundromat 🇺🇸 800 44 1,239ms 25 Sep 2025 828th Yewzir 🇧🇪 800 44 1,057ms 15 Nov 2025 830th madex 🇩🇪 800 62 1,354ms 25 hours ago 831st MeWhenI 🇻🇦 800 85 2,393ms 27 Oct 2024 832nd Betuaredead 800 147 311ms 21 Jan 2023 833rd error256 799 51 77ms 15 Jan 2025 834th dokutan 799 136 469ms 7 Nov 2025 835th Matgc04 798 91 382ms 17 Nov 2023 836th msbranicky 794 54 11ms 23 Aug 2023 836th Code-Coder-coder 794 54 10ms 12 Oct 2025 838th Ripick 794 148 394ms 16 Feb 2023 839th nipzu 793 98 65ms 4 Feb 2022 840th SuperFola 793 2,800 39ms 11 Mar 2026 841st namelessiw 790 49 476ms 19 Aug 2024 842nd dokutan 790 79 478ms 27 Feb 2026 843rd stefangimmillaro 790 86 2,525ms 4 Nov 2024 844th Shanethegamer 🇺🇸 790 92 368ms 29 Jan 2022 845th xsot 🇸🇬 789 128 70ms 13 Jun 2025 846th Yewzir 🇧🇪 788 39 35ms 7 May 2024 846th codereport 🇨🇦 788 39 32ms 21 Apr 2025 846th Chara-0x 788 39 35ms 18 Sep 2025 846th dokutan 788 39 36ms 26 Feb 2026 850th SniperSmiley 🇺🇸 787 25 39ms 4 Sep 2022 851st annaproxy 786 65 3ms 3 Oct 2022 851st Shanethegamer 🇺🇸 786 65 6ms 19 Dec 2023 853rd stellartux 785 48 337ms 1 Jan 2024 854th didion0 🇺🇸 785 50 9ms 16 Feb 2022 854th Natanaelel 🇸🇪 785 50 10ms 3 Jan 2024 854th weliveinhell 🇭🇹 785 50 10ms 11 Jan 2024 854th inverseLorentz 🇦🇺 785 50 9ms 1 Apr 2024 858th albanian-laundromat 🇺🇸 784 52 72ms 24 Dec 2025 859th stefangimmillaro 783 159 33ms 4 May 2023 860th jared-hughes 782 139 501ms 24 Sep 2025 861st blaztoma 🇱🇹 781 39 224ms 25 Nov 2025 862nd hamhub7 781 93 377ms 3 Aug 2022 862nd MeWhenI 🇻🇦 781 93 383ms 15 Oct 2022 864th ZakkkkAttackkkk 🇵🇭 779 55 10ms 30 Jan 2022 864th Emutis 🇱🇹 779 55 12ms 27 Oct 2024 866th DialFrost 🇸🇬 779 68 6ms 7 Dec 2024 866th pardouin 🇫🇷 779 68 6ms 20 Mar 2025 868th kimbo 🇺🇸 779 151 315ms 25 Dec 2022 869th rak1507 🇬🇧 777 52 31ms 29 Jan 2022 870th Shanethegamer 🇺🇸 777 59 122ms 29 Jan 2022 870th Z-snails 777 59 129ms 28 Feb 2023 872nd jared-hughes 776 307 20ms 8 Jul 2024 873rd KatieLG 🇬🇧 775 64 1,294ms 16 Oct 2022 874th primo-ppcg 🇹🇭 775 332 64ms 25 Jun 2022 875th CheeseCake628 🇳🇴 774 50 388ms 18 Oct 2025 876th inventshah 773 22 2ms 8 May 2022 877th Shanethegamer 🇺🇸 773 58 14ms 29 Jan 2022 878th ovs-code 🇩🇪 773 82 113ms 14 Oct 2022 879th flekAI 773 94 408ms 2 days ago 880th Yax42 🇫🇷 771 141 474ms 4 Oct 2025 First Prev 801–880 of 2,150 Next Last