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 Dragon Curve 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 Dragon Curve 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 721st JRaspass 🇬🇧 845 139 311ms 7 Feb 2024 721st Shanethegamer 🇺🇸 845 139 325ms 7 Feb 2024 721st DialFrost 🇸🇬 845 139 344ms 7 Feb 2024 724th fuzzylojik-golf 🇺🇸 844 75 107ms 8 Sep 2025 724th sean-niemann 🇺🇸 844 75 132ms 21 Sep 2025 726th annaproxy 844 86 503ms 5 May 2022 727th nwellnhof 🇩🇪 844 136 3ms 3 Dec 2022 728th Bubbler-4 843 46 64ms 13 Sep 2023 729th ovs-code 🇩🇪 843 244 84ms 10 Jan 2023 729th GrayJoKing 🇦🇺 843 244 37ms 11 Jan 2023 731st Steffan153 🇫🇮 843 294 187ms 12 hours ago 732nd snoozingnewt 🇨🇦 842 74 504ms 3 Dec 2025 733rd JOrE20 841 46 442ms 23 Feb 2026 734th ToE42 841 51 10ms 31 Jan 2022 734th kyleclaassen 841 51 11ms 12 Mar 2022 734th PiterAnnema 841 51 11ms 23 Mar 2022 734th OllieBoyne 🇬🇧 841 51 11ms 15 Apr 2022 734th TobyBoyne 🇬🇧 841 51 10ms 15 Apr 2022 734th SniperSmiley 🇺🇸 841 51 14ms 2 Jun 2022 734th abailey2020 🇺🇸 841 51 11ms 23 Jul 2022 734th suwat513 841 51 12ms 22 Sep 2022 734th 4ndyJ 🇬🇧 841 51 11ms 19 Jan 2023 734th CheeseCake628 🇳🇴 841 51 12ms 20 Feb 2023 734th DanielPeterssonAI 841 51 10ms 15 Mar 2023 734th Erik-M-Larsson 841 51 10ms 4 Apr 2023 734th mbittner20 841 51 10ms 12 Jun 2023 734th elgan65536 🇺🇸 841 51 11ms 6 Mar 2024 734th Alex-x90 🇺🇸 841 51 10ms 5 May 2024 734th Stockoh 🇫🇷 841 51 12ms 14 Jun 2024 734th bac0id 841 51 10ms 29 Jun 2024 734th abhishekg999 841 51 15ms 20 Sep 2024 734th Hyunwook-Kim-WV 841 51 10ms 7 Aug 2025 734th jacekwladzinski 841 51 10ms 2 Oct 2025 734th 77Tigers 841 51 10ms 13 Jan 2026 734th zzz13579zzz 841 51 11ms 29 Jan 2026 734th Matter1024 🇮🇳 841 51 11ms 25 Mar 2026 734th cuvam 🇺🇸 841 51 10ms 5 days ago 758th GrayJoKing 🇦🇺 841 179 43ms 28 Jun 2022 759th UnderKoen 🇳🇱 841 382 263ms 20 Jun 2025 760th emplv 🇱🇻 839 140 334ms 16 Nov 2022 761st MeWhenI 🇻🇦 837 42 1,029ms 30 Aug 2025 762nd Yewzir 🇧🇪 837 61 3ms 7 May 2024 763rd thisishowmymindworks 🇳🇴 835 47 10ms 11 Jun 2023 763rd Babafaba 835 47 10ms 22 Oct 2025 765th cbrt-x 834 55 121ms 19 Sep 2023 766th MeWhenI 🇻🇦 833 76 112ms 15 Oct 2022 767th Yewzir 🇧🇪 832 135 1,632ms 5 days ago 768th DialFrost 🇸🇬 831 49 78ms 15 Nov 2024 768th jipsong 🇩🇪 831 49 71ms 12 Feb 2025 770th dokutan 831 52 131ms 22 Sep 2025 771st janbehrens 🇩🇪 831 75 469ms 24 Apr 2023 771st Yewzir 🇧🇪 831 75 501ms 7 May 2024 773rd aksyristos 830 37 39ms 4 Mar 2023 773rd aydamak 830 37 38ms 7 May 2024 775th DialFrost 🇸🇬 830 94 208ms 8 Jan 2026 776th snoozingnewt 🇨🇦 829 131 565ms 3 Dec 2025 777th GrayJoKing 🇦🇺 829 186 17ms 1 Aug 2023 778th Ripick 828 64 6ms 14 Mar 2024 779th DialFrost 🇸🇬 827 82 2,350ms 26 Oct 2024 780th Herbert00709 🇵🇱 827 133 79ms 14 days ago 781st lyphyser 826 94 785ms 4 Nov 2023 782nd ovs-code 🇩🇪 826 114 1,222ms 29 Mar 2025 783rd edsrzf 🇳🇿 825 47 63ms 9 Dec 2025 784th Herbert00709 🇵🇱 824 52 12ms 21 Feb 2024 784th namelessiw 824 52 12ms 19 Aug 2024 784th WillowWispy 824 52 10ms 13 Mar 2025 787th KatieLG 🇬🇧 823 47 409ms 15 Jan 2024 787th Yewzir 🇧🇪 823 47 460ms 7 May 2024 789th stefangimmillaro 822 77 107ms 30 Sep 2023 790th ovs-code 🇩🇪 820 140 6ms 25 Nov 2024 791st dokutan 819 46 262ms 19 May 2024 791st Ripick 819 46 276ms 27 Jun 2025 791st JOrE20 819 46 235ms 23 Feb 2026 794th Awsute 819 56 122ms 21 Apr 2022 794th yzhs 🇩🇪 819 56 121ms 16 Jun 2022 796th edsrzf 🇳🇿 819 115 1,295ms 18 Jan 2025 796th error256 819 115 1,207ms 5 Feb 2025 798th daniel-pedersen 🇸🇪 818 48 11ms 6 Mar 2022 799th CatsAreFluffy 818 95 59ms 11 Mar 2023 800th CornerMercury 🇬🇧 817 75 114ms 27 Nov 2025 First Prev 721–800 of 2,163 Next Last