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 Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz 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 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 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 Apéry’s Constant Binary Lambda Calculus Calendar Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Multitap Input NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> 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 ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> 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 ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight 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 Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz 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 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 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 Apéry’s Constant Binary Lambda Calculus Calendar Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Multitap Input NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Bytes Time Submitted 363rd fgrosshans 🇫🇷 912 47 11ms 16 Jul 2024 363rd moustave 912 47 10ms 4 Dec 2024 363rd Bulmenisaurus 912 47 13ms 6 Feb 2025 363rd xiaoyiming123 912 47 9ms 23 Jul 2025 363rd InigoK 🇺🇸 912 47 9ms 9 Aug 2025 363rd luuumine 🇫🇷 912 47 13ms 17 days ago 363rd Lv0Sys 🇵🇱 912 47 9ms 2 days ago 383rd fuzzylojik-golf 🇺🇸 912 119 419ms 24 Sep 2025 383rd sean-niemann 🇺🇸 912 119 454ms 24 Sep 2025 383rd JayXon 🇺🇸 912 119 394ms 25 Sep 2025 383rd nwellnhof 🇩🇪 912 119 397ms 25 Sep 2025 387th clockworknazo 911 56 5ms 30 Sep 2022 387th Lydxn 🇨🇦 911 56 5ms 28 Feb 2023 389th Lydxn 🇨🇦 911 58 5ms 29 Jan 2022 389th primo-ppcg 🇹🇭 911 58 6ms 29 Jan 2022 389th AlephSquirrel 911 58 5ms 16 Jan 2023 389th ovs-code 🇩🇪 911 58 5ms 11 Mar 2023 389th varhammer 🇷🇺 911 58 5ms 19 Oct 2024 389th kg583 🇺🇸 911 58 5ms 21 Oct 2024 389th CLOStrophobic 🇮🇹 911 58 6ms 17 Jan 2025 389th zacjl 911 58 5ms 21 Jan 2025 389th edsrzf 🇳🇿 911 58 6ms 9 hours ago 398th Steffan153 🇫🇮 909 43 29ms 7 Oct 2022 398th DialFrost 🇸🇬 909 43 27ms 11 Feb 2023 398th Shanethegamer 🇺🇸 909 43 29ms 21 Feb 2023 398th o0lit3 🇺🇸 909 43 28ms 8 Jun 2023 398th sean-niemann 🇺🇸 909 43 28ms 21 Sep 2025 403rd error256 909 56 5ms 26 Oct 2024 403rd zacjl 909 56 5ms 29 Oct 2024 403rd edsrzf 🇳🇿 909 56 5ms 14 Jan 2025 406th Lydxn 🇨🇦 908 54 1,250ms 29 Jan 2022 406th lynn 908 54 1,278ms 29 Jan 2022 406th JayXon 🇺🇸 908 54 1,283ms 29 Jan 2022 406th primo-ppcg 🇹🇭 908 54 1,244ms 29 Jan 2022 406th Steffan153 🇫🇮 908 54 1,263ms 4 Jan 2023 406th Shanethegamer 🇺🇸 908 54 1,270ms 21 Feb 2023 406th DialFrost 🇸🇬 908 54 1,279ms 10 Mar 2025 406th sean-niemann 🇺🇸 908 54 1,265ms 18 Apr 2025 406th edsrzf 🇳🇿 908 54 1,232ms 31 Aug 2025 415th primo-ppcg 🇹🇭 905 80 333ms 29 Jan 2022 415th m-tkach 🇺🇦 905 80 341ms 31 Jan 2022 415th Steffan153 🇫🇮 905 80 334ms 24 Sep 2022 415th tomtheisen 🇺🇸 905 80 341ms 7 Feb 2023 415th stefangimmillaro 905 80 329ms 7 Jul 2023 415th namelessiw 905 80 344ms 5 Jun 2025 415th DialFrost 🇸🇬 905 80 343ms 8 Sep 2025 415th CaedenHarper 🇨🇦 905 80 360ms 30 Oct 2025 415th snoozingnewt 🇨🇦 905 80 341ms 5 days ago 424th stefangimmillaro 904 120 574ms 6 Oct 2025 424th CaedenHarper 🇨🇦 904 120 432ms 10 Oct 2025 424th MeWhenI 🇻🇦 904 120 425ms 7 Nov 2025 427th GrayJoKing 🇦🇺 903 45 74ms 8 Jun 2022 427th Lydxn 🇨🇦 903 45 75ms 8 Jun 2022 427th pardouin 🇫🇷 903 45 70ms 3 Sep 2024 430th JayXon 🇺🇸 903 70 102ms 14 Oct 2022 430th Lydxn 🇨🇦 903 70 101ms 15 Oct 2022 432nd JayXon 🇺🇸 903 130 281ms 8 Feb 2022 432nd nwellnhof 🇩🇪 903 130 296ms 3 Jun 2022 432nd kkoenig 903 130 271ms 6 Sep 2025 435th annaproxy 902 34 34ms 29 Jan 2022 435th shinh 902 34 32ms 27 Jun 2022 435th anter69 🇭🇺 902 34 33ms 24 Jul 2022 435th janlelis 902 34 33ms 28 Aug 2022 439th Lydxn 🇨🇦 902 69 474ms 14 Jul 2023 439th JayXon 🇺🇸 902 69 500ms 14 Jul 2023 439th fuzzylojik-golf 🇺🇸 902 69 467ms 20 Sep 2025 439th sean-niemann 🇺🇸 902 69 492ms 21 Sep 2025 443rd Kacarott 🇦🇺 901 43 85ms 13 Sep 2024 443rd error256 901 43 71ms 13 Sep 2024 445th kg583 🇺🇸 901 56 40ms 4 Apr 2025 445th zacjl 901 56 42ms 16 May 2025 447th JayXon 🇺🇸 901 122 415ms 5 May 2024 447th ovs-code 🇩🇪 901 122 407ms 5 May 2024 449th Shanethegamer 🇺🇸 900 55 841ms 29 Jan 2022 449th GrayJoKing 🇦🇺 900 55 974ms 17 Oct 2023 First Prev 376–450 of 1,970 Next Last