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 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 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 Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers 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 ><> ALGOL 68 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 ArkScript 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 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 ArkScript 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 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 Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers 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 Chars Time Submitted 472nd sean-niemann 🇺🇸 894 20 37ms 30 Dec 2024 472nd fuzzylojik-golf 🇺🇸 894 20 41ms 6 Aug 2025 472nd emgordon154 894 20 37ms 7 Nov 2025 484th jhfranklin 🇬🇧 894 23 34ms 11 Feb 2022 485th primo-ppcg 🇹🇭 894 34 273ms 29 Jan 2022 485th Shanethegamer 🇺🇸 894 34 271ms 29 Jan 2022 485th Steffan153 🇫🇮 894 34 253ms 19 Dec 2022 485th MeWhenI 🇻🇦 894 34 265ms 28 Jan 2023 485th DialFrost 🇸🇬 894 34 275ms 23 Dec 2023 485th pardouin 🇫🇷 894 34 242ms 22 Sep 2024 485th fuzzylojik-golf 🇺🇸 894 34 257ms 21 Sep 2025 485th GolfingSuccess 🇬🇷 894 34 268ms 7 Feb 2026 493rd clementblaudeau 893 48 10ms 29 Jun 2022 493rd shelerr 893 48 10ms 14 Jul 2022 493rd idoweinstein 893 48 9ms 4 Aug 2022 493rd jakobkordez 🇸🇮 893 48 9ms 6 Nov 2022 493rd M0PKOBKA 893 48 9ms 26 Dec 2022 493rd Fracture17 893 48 9ms 17 Apr 2023 493rd falsidge 893 48 10ms 15 Jun 2023 493rd fourth-bit 893 48 10ms 24 Jun 2023 493rd adamnielson42 🇺🇸 893 48 9ms 17 Aug 2023 493rd mathisfun271 893 48 9ms 22 Dec 2023 493rd logvp 893 48 10ms 30 Dec 2023 493rd minhtrancccp 893 48 9ms 11 Jan 2024 493rd inverseLorentz 🇦🇺 893 48 10ms 1 Apr 2024 493rd Yewzir 🇧🇪 893 48 10ms 7 May 2024 493rd abcdhhhh 893 48 10ms 25 Aug 2024 493rd Languag3 893 48 10ms 3 Mar 2025 493rd albanian-laundromat 893 48 10ms 26 Apr 2025 493rd swtchblade 893 48 9ms 12 Jul 2025 493rd CommandLeo 🇮🇹 893 48 11ms 11 Nov 2025 512th uttumuttu 🇫🇮 892 44 12ms 6 Mar 2022 512th janbehrens 🇩🇪 892 44 10ms 24 Apr 2023 512th two-bad 🇬🇧 892 44 12ms 25 Feb 2024 512th targrik 892 44 12ms 15 Feb 2025 512th alexsave 892 44 9ms 6 Nov 2025 512th JOrE20 892 44 10ms 13 Feb 2026 518th MeWhenI 🇻🇦 892 55 1,648ms 8 Jun 2023 518th pardouin 🇫🇷 892 55 1,410ms 23 Apr 2025 518th snoozingnewt 🇨🇦 892 55 1,439ms 3 Dec 2025 521st kumavale 891 135 132ms 20 Dec 2025 521st acotis 891 135 130ms 24 days ago 523rd JayXon 🇺🇸 889 76 2,330ms 8 Nov 2024 523rd pardouin 🇫🇷 889 76 2,250ms 30 Nov 2024 525th Lydxn 🇨🇦 889 132 301ms 27 Feb 2023 526th canissimia 🇦🇶 889 222 303ms 24 Mar 2024 527th xsot 🇸🇬 887 140 702ms 19 Jun 2025 528th edsrzf 🇳🇿 886 57 40ms 14 Jan 2025 528th GolfingSuccess 🇬🇷 886 57 37ms 9 Feb 2026 528th Steffan153 🇫🇮 886 57 37ms 12 Feb 2026 531st GolfingSuccess 🇬🇷 886 65 6ms 20 days ago 531st Steffan153 🇫🇮 886 65 7ms 20 days ago 531st DialFrost 🇸🇬 886 65 6ms 20 days ago 531st edsrzf 🇳🇿 886 65 7ms 20 days ago 531st GrayJoKing 🇦🇺 886 65 7ms 19 days ago 531st emgordon154 886 65 7ms 12 days ago 531st snoozingnewt 🇨🇦 886 65 8ms 10 days ago 538th edsrzf 🇳🇿 886 69 100ms 5 Dec 2025 538th snoozingnewt 🇨🇦 886 69 112ms 7 days ago 540th btnlq 886 124 485ms 5 May 2024 541st KatieLG 🇬🇧 885 82 420ms 12 Oct 2022 541st janbehrens 🇩🇪 885 82 400ms 24 Apr 2023 541st Yewzir 🇧🇪 885 82 411ms 7 May 2024 544th JayXon 🇺🇸 885 88 216ms 2 Jul 2022 545th martin-viggiano 882 133 289ms 21 Jun 2022 545th edsrzf 🇳🇿 882 133 313ms 18 Nov 2024 545th fuzzylojik-golf 🇺🇸 882 133 288ms 8 Sep 2025 548th ovs-code 🇩🇪 881 44 70ms 12 Sep 2024 549th ovs-code 🇩🇪 881 48 155ms 3 Aug 2024 549th GrayJoKing 🇦🇺 881 48 150ms 13 Aug 2024 549th emgordon154 881 48 140ms 19 Sep 2024 549th pardouin 🇫🇷 881 48 137ms 22 Sep 2024 553rd ovs-code 🇩🇪 879 58 3ms 27 Nov 2022 553rd Steffan153 🇫🇮 879 58 3ms 3 Feb 2023 553rd GrayJoKing 🇦🇺 879 58 3ms 18 Oct 2023 553rd xsot 🇸🇬 879 58 3ms 8 Feb 2024 553rd sean-niemann 🇺🇸 879 58 3ms 13 Mar 2025 553rd pardouin 🇫🇷 879 58 3ms 13 Mar 2025 553rd kg583 🇺🇸 879 58 7ms 2 days ago 560th GrayJoKing 🇦🇺 879 136 7ms 10 Apr 2022 First Prev 481–560 of 2,038 Next Last