Catalan Numbers in all languages in chars. 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 Chars Time Submitted 448th saito-ta 🇯🇵 894 20 41ms 12 Aug 2022 448th clockworknazo 894 20 39ms 12 Aug 2022 448th primo-ppcg 🇹🇭 894 20 41ms 1 Oct 2022 448th JayXon 🇺🇸 894 20 55ms 9 Oct 2022 448th betaveros 894 20 46ms 4 Jan 2023 448th Steffan153 🇫🇮 894 20 36ms 11 Mar 2023 448th sean-niemann 🇺🇸 894 20 47ms 30 Dec 2024 448th fuzzylojik-golf 🇺🇸 894 20 39ms 6 Aug 2025 448th emgordon154 894 20 34ms 7 Nov 2025 460th jhfranklin 🇬🇧 894 23 43ms 11 Feb 2022 461st GrayJoKing 🇦🇺 894 50 10ms 29 Jan 2022 461st annaproxy 894 50 13ms 29 Jan 2022 461st primo-ppcg 🇹🇭 894 50 8ms 30 Jan 2022 461st Steffan153 🇫🇮 894 50 8ms 24 Sep 2022 461st IanUtley 894 50 14ms 14 Nov 2023 461st ovs-code 🇩🇪 894 50 13ms 30 Jun 2024 467th primo-ppcg 🇹🇭 893 34 203ms 29 Jan 2022 467th Shanethegamer 🇺🇸 893 34 204ms 29 Jan 2022 467th Steffan153 🇫🇮 893 34 210ms 19 Dec 2022 467th MeWhenI 🇻🇦 893 34 204ms 28 Jan 2023 467th DialFrost 🇸🇬 893 34 216ms 23 Dec 2023 467th pardouin 🇫🇷 893 34 197ms 22 Sep 2024 467th fuzzylojik-golf 🇺🇸 893 34 211ms 21 Sep 2025 474th clementblaudeau 893 48 9ms 29 Jun 2022 474th shelerr 893 48 9ms 14 Jul 2022 474th anter69 🇭🇺 893 48 9ms 24 Jul 2022 474th idoweinstein 893 48 12ms 4 Aug 2022 474th jakobkordez 🇸🇮 893 48 9ms 6 Nov 2022 474th M0PKOBKA 893 48 10ms 26 Dec 2022 474th Fracture17 893 48 10ms 17 Apr 2023 474th falsidge 893 48 9ms 15 Jun 2023 474th fourth-bit 893 48 9ms 24 Jun 2023 474th adamnielson42 🇺🇸 893 48 9ms 17 Aug 2023 474th mathisfun271 893 48 9ms 22 Dec 2023 474th logvp 893 48 9ms 30 Dec 2023 474th minhtrancccp 893 48 9ms 11 Jan 2024 474th inverseLorentz 🇦🇺 893 48 9ms 1 Apr 2024 474th Yewzir 🇧🇪 893 48 10ms 7 May 2024 474th abcdhhhh 893 48 10ms 25 Aug 2024 474th Languag3 893 48 10ms 3 Mar 2025 474th albanian-laundromat 893 48 10ms 26 Apr 2025 474th swtchblade 893 48 9ms 12 Jul 2025 474th CommandLeo 🇮🇹 893 48 14ms 24 days ago 494th uttumuttu 🇫🇮 892 44 9ms 6 Mar 2022 494th janbehrens 🇩🇪 892 44 9ms 24 Apr 2023 494th two-bad 🇬🇧 892 44 8ms 25 Feb 2024 494th targrik 892 44 9ms 15 Feb 2025 494th alexsave 892 44 9ms 6 Nov 2025 499th MeWhenI 🇻🇦 892 55 1,243ms 8 Jun 2023 499th pardouin 🇫🇷 892 55 1,285ms 23 Apr 2025 499th snoozingnewt 🇨🇦 892 55 1,166ms 3 days ago 502nd JayXon 🇺🇸 889 76 2,901ms 8 Nov 2024 502nd pardouin 🇫🇷 889 76 3,129ms 30 Nov 2024 504th Lydxn 🇨🇦 889 132 268ms 27 Feb 2023 505th canissimia 🇦🇶 889 222 368ms 24 Mar 2024 506th acotis 887 139 132ms 17 Oct 2025 507th xsot 🇸🇬 887 140 645ms 19 Jun 2025 508th edsrzf 🇳🇿 885 57 40ms 14 Jan 2025 509th JayXon 🇺🇸 885 88 147ms 2 Jul 2022 510th btnlq 885 124 382ms 5 May 2024 511th KatieLG 🇬🇧 883 82 400ms 12 Oct 2022 511th janbehrens 🇩🇪 883 82 346ms 24 Apr 2023 511th Yewzir 🇧🇪 883 82 332ms 7 May 2024 514th martin-viggiano 882 133 269ms 21 Jun 2022 514th edsrzf 🇳🇿 882 133 292ms 18 Nov 2024 514th fuzzylojik-golf 🇺🇸 882 133 287ms 8 Sep 2025 517th GrayJoKing 🇦🇺 881 44 74ms 17 Sep 2023 517th ovs-code 🇩🇪 881 44 78ms 12 Sep 2024 519th ovs-code 🇩🇪 881 48 127ms 3 Aug 2024 519th GrayJoKing 🇦🇺 881 48 124ms 13 Aug 2024 519th emgordon154 881 48 125ms 19 Sep 2024 519th pardouin 🇫🇷 881 48 124ms 22 Sep 2024 523rd edsrzf 🇳🇿 881 69 95ms 33 hours ago 524th ovs-code 🇩🇪 879 58 3ms 27 Nov 2022 524th Steffan153 🇫🇮 879 58 3ms 3 Feb 2023 First Prev 451–525 of 1,955 Next Last