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 719th DialFrost 🇸🇬 845 139 344ms 7 Feb 2024 722nd fuzzylojik-golf 🇺🇸 844 75 108ms 8 Sep 2025 722nd sean-niemann 🇺🇸 844 75 118ms 21 Sep 2025 724th annaproxy 844 86 385ms 5 May 2022 725th nwellnhof 🇩🇪 844 136 3ms 3 Dec 2022 726th Bubbler-4 843 46 64ms 13 Sep 2023 727th snoozingnewt 🇨🇦 842 74 504ms 3 Dec 2025 728th JOrE20 841 46 442ms 23 Feb 2026 729th GrayJoKing 🇦🇺 841 179 43ms 28 Jun 2022 730th UnderKoen 🇳🇱 841 382 263ms 20 Jun 2025 731st ToE42 840 51 10ms 31 Jan 2022 731st kyleclaassen 840 51 11ms 12 Mar 2022 731st PiterAnnema 840 51 11ms 23 Mar 2022 731st OllieBoyne 🇬🇧 840 51 11ms 15 Apr 2022 731st TobyBoyne 🇬🇧 840 51 10ms 15 Apr 2022 731st SniperSmiley 🇺🇸 840 51 14ms 2 Jun 2022 731st abailey2020 🇺🇸 840 51 11ms 23 Jul 2022 731st suwat513 840 51 12ms 22 Sep 2022 731st 4ndyJ 🇬🇧 840 51 11ms 19 Jan 2023 731st CheeseCake628 🇳🇴 840 51 12ms 20 Feb 2023 731st DanielPeterssonAI 840 51 10ms 15 Mar 2023 731st Erik-M-Larsson 840 51 10ms 4 Apr 2023 731st mbittner20 840 51 10ms 12 Jun 2023 731st elgan65536 🇺🇸 840 51 11ms 6 Mar 2024 731st Alex-x90 🇺🇸 840 51 10ms 5 May 2024 731st Stockoh 🇫🇷 840 51 12ms 14 Jun 2024 731st bac0id 840 51 10ms 29 Jun 2024 731st abhishekg999 840 51 15ms 20 Sep 2024 731st Hyunwook-Kim-WV 840 51 10ms 7 Aug 2025 731st jacekwladzinski 840 51 10ms 2 Oct 2025 731st 77Tigers 840 51 10ms 13 Jan 2026 731st zzz13579zzz 840 51 11ms 29 Jan 2026 731st Matter1024 🇮🇳 840 51 11ms 17 days ago 754th emplv 🇱🇻 839 140 334ms 16 Nov 2022 755th MeWhenI 🇻🇦 837 42 1,017ms 30 Aug 2025 756th Yewzir 🇧🇪 837 61 3ms 7 May 2024 757th thisishowmymindworks 🇳🇴 835 47 13ms 11 Jun 2023 757th Babafaba 835 47 10ms 22 Oct 2025 759th Yewzir 🇧🇪 835 135 1,853ms 14 Nov 2025 760th cbrt-x 834 55 121ms 19 Sep 2023 761st MeWhenI 🇻🇦 833 76 114ms 15 Oct 2022 762nd DialFrost 🇸🇬 831 49 78ms 15 Nov 2024 762nd jipsong 🇩🇪 831 49 71ms 12 Feb 2025 762nd emgordon154 831 49 73ms 8 mins ago 765th dokutan 831 52 133ms 22 Sep 2025 766th janbehrens 🇩🇪 831 75 469ms 24 Apr 2023 766th Yewzir 🇧🇪 831 75 501ms 7 May 2024 768th aksyristos 830 37 36ms 4 Mar 2023 768th aydamak 830 37 35ms 7 May 2024 770th DialFrost 🇸🇬 830 94 208ms 8 Jan 2026 771st GolfingSuccess 🇬🇷 830 2,676 3ms 14 Mar 2026 772nd snoozingnewt 🇨🇦 829 131 476ms 3 Dec 2025 773rd GrayJoKing 🇦🇺 829 186 17ms 1 Aug 2023 774th Ripick 828 64 6ms 14 Mar 2024 775th DialFrost 🇸🇬 827 82 2,431ms 26 Oct 2024 776th Herbert00709 🇵🇱 827 133 76ms 10 hours ago 777th lyphyser 826 94 785ms 4 Nov 2023 778th ovs-code 🇩🇪 826 114 1,412ms 29 Mar 2025 779th edsrzf 🇳🇿 825 47 63ms 9 Dec 2025 780th Herbert00709 🇵🇱 824 52 12ms 21 Feb 2024 780th namelessiw 824 52 12ms 19 Aug 2024 780th WillowWispy 824 52 10ms 13 Mar 2025 783rd KatieLG 🇬🇧 823 47 409ms 15 Jan 2024 783rd Yewzir 🇧🇪 823 47 460ms 7 May 2024 785th stefangimmillaro 822 77 108ms 30 Sep 2023 786th ovs-code 🇩🇪 820 140 6ms 25 Nov 2024 787th dokutan 819 46 262ms 19 May 2024 787th Ripick 819 46 276ms 27 Jun 2025 787th JOrE20 819 46 295ms 23 Feb 2026 790th Awsute 819 56 122ms 21 Apr 2022 790th yzhs 🇩🇪 819 56 121ms 16 Jun 2022 792nd edsrzf 🇳🇿 819 115 1,630ms 18 Jan 2025 792nd error256 819 115 1,399ms 5 Feb 2025 794th daniel-pedersen 🇸🇪 818 48 10ms 6 Mar 2022 795th CatsAreFluffy 818 95 59ms 11 Mar 2023 796th CornerMercury 🇬🇧 817 75 114ms 27 Nov 2025 797th lynn 816 148 131ms 12 Jan 2025 798th snoozingnewt 🇨🇦 815 48 29ms 3 Dec 2025 799th Yewzir 🇧🇪 813 61 1,343ms 7 May 2024 800th iakolzin 809 53 10ms 27 May 2022 First Prev 721–800 of 2,136 Next Last