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 Numbrix 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 Numbrix 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 300th Waffle3z 929 33 37ms 29 Jan 2022 300th ovs-code 🇩🇪 929 33 35ms 29 Jan 2022 300th rak1507 🇬🇧 929 33 33ms 29 Jan 2022 300th Shanethegamer 🇺🇸 929 33 33ms 29 Jan 2022 300th jared-hughes 929 33 32ms 12 Sep 2022 300th ritwin-n 929 33 35ms 11 Jun 2023 300th Natanaelel 🇸🇪 929 33 32ms 3 Jan 2024 300th jipsong 🇩🇪 929 33 33ms 30 Jun 2024 309th GrayJoKing 🇦🇺 925 26 120ms 29 Jan 2022 309th primo-ppcg 🇹🇭 925 26 104ms 29 Jan 2022 309th Natanaelel 🇸🇪 925 26 152ms 3 Jan 2024 312th MeWhenI 🇻🇦 923 34 4ms 15 Jul 2022 313th primo-ppcg 🇹🇭 923 42 62ms 5 Apr 2025 313th Kacarott 🇦🇺 923 42 62ms 31 hours ago 313th error256 923 42 65ms 118 mins ago 316th edsrzf 🇳🇿 923 44 73ms 15 Jan 2025 316th JayXon 🇺🇸 923 44 73ms 15 Jan 2025 318th prplz 🇦🇺 921 33 230ms 31 Jan 2022 318th nwellnhof 🇩🇪 921 33 205ms 1 Feb 2022 318th bitsandbeyond 🇳🇱 921 33 199ms 6 Oct 2025 321st sean-niemann 🇺🇸 921 38 673ms 21 Sep 2025 321st fuzzylojik-golf 🇺🇸 921 38 687ms 21 Sep 2025 323rd Steffan153 🇫🇮 918 47 121ms 3 Aug 2024 323rd DialFrost 🇸🇬 918 47 118ms 3 Aug 2024 323rd rucin93 🇵🇱 918 47 129ms 3 Aug 2024 323rd sean-niemann 🇺🇸 918 47 131ms 3 Aug 2024 323rd JayXon 🇺🇸 918 47 122ms 6 Aug 2024 323rd Lydxn 🇨🇦 918 47 120ms 6 Aug 2024 323rd emplv 🇱🇻 918 47 117ms 29 Oct 2024 323rd lukegustafson 🇺🇸 918 47 118ms 3 Apr 2025 331st zacjl 917 44 1,564ms 3 Dec 2024 331st 2bular 917 44 24ms 18 Jun 2025 333rd nwellnhof 🇩🇪 917 79 340ms 30 Jan 2022 333rd JayXon 🇺🇸 917 79 341ms 30 Jan 2022 333rd Lydxn 🇨🇦 917 79 335ms 31 Jan 2022 333rd btnlq 917 79 347ms 11 Mar 2023 333rd Yax42 🇫🇷 917 79 345ms 1 Aug 2025 333rd AdrienHache 🇫🇷 917 79 339ms 14 Aug 2025 333rd fuzzylojik-golf 🇺🇸 917 79 351ms 8 Sep 2025 333rd sean-niemann 🇺🇸 917 79 330ms 21 Sep 2025 341st Lydxn 🇨🇦 916 54 911ms 29 Jan 2022 341st JayXon 🇺🇸 916 54 951ms 29 Jan 2022 341st primo-ppcg 🇹🇭 916 54 976ms 29 Jan 2022 341st sisyphus-ppcg 🇦🇺 916 54 1,047ms 2 Feb 2022 341st MeWhenI 🇻🇦 916 54 993ms 13 Nov 2022 341st stefangimmillaro 916 54 949ms 9 Dec 2022 341st Steffan153 🇫🇮 916 54 995ms 11 Feb 2023 341st emgordon154 916 54 857ms 17 Nov 2024 341st DialFrost 🇸🇬 916 54 937ms 17 Nov 2024 341st sean-niemann 🇺🇸 916 54 1,003ms 30 Dec 2024 341st edsrzf 🇳🇿 916 54 968ms 15 Jan 2025 341st pardouin 🇫🇷 916 54 990ms 10 Apr 2025 341st fuzzylojik-golf 🇺🇸 916 54 903ms 8 Sep 2025 354th Lydxn 🇨🇦 913 49 25ms 29 Jan 2022 354th btnlq 913 49 25ms 29 Jan 2022 356th itsh01 912 43 9ms 10 Feb 2022 356th 051 🇸🇬 912 43 8ms 19 Aug 2022 356th tayloia 🇬🇧 912 43 9ms 12 Jan 2023 356th eranws 912 43 9ms 8 Feb 2024 356th voytxt 🇨🇿 912 43 8ms 5 May 2024 356th Yewzir 🇧🇪 912 43 8ms 7 May 2024 356th dmrichwa 🇺🇸 912 43 9ms 22 Sep 2024 356th a6166231 🇨🇳 912 43 9ms 25 Apr 2025 356th dokutan 912 43 9ms 22 Sep 2025 365th RYNO8 912 47 11ms 18 Feb 2022 365th TFeld00 🇩🇰 912 47 9ms 22 Apr 2022 365th LukasFolwarczny 🇨🇿 912 47 11ms 16 Sep 2022 365th commandblockguy 🇺🇸 912 47 9ms 18 Sep 2022 365th KatieLG 🇬🇧 912 47 11ms 6 Oct 2022 365th betaveros 912 47 11ms 30 Dec 2022 365th Just4FunCoder 912 47 11ms 23 Mar 2023 365th vishwathg 912 47 11ms 4 Apr 2023 365th Schreipfelerer 912 47 11ms 9 Apr 2023 365th quimey 912 47 10ms 23 Jun 2023 365th dranjohn 912 47 9ms 16 Sep 2023 First Prev 301–375 of 1,971 Next Last