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 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 Apéry’s Constant Binary Lambda Calculus 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 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 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 ><> 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 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 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 Apéry’s Constant Binary Lambda Calculus 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 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 480th tidalDisruptionEvent 🇨🇦 896 42 316ms 20 Mar 2023 480th alemelis 896 42 320ms 12 Apr 2023 480th Yewzir 🇧🇪 896 42 284ms 14 Feb 2024 480th BREMAUCY 🇫🇷 896 42 504ms 22 Apr 2024 480th snoozingnewt 🇨🇦 896 42 471ms 3 Dec 2025 486th ovs-code 🇩🇪 896 45 1,590ms 30 Nov 2022 486th HPWiz 🇳🇿 896 45 24ms 2 Feb 2023 488th GolfingSuccess 🇬🇷 896 131 284ms 15 Aug 2025 488th targrik 896 131 300ms 27 Aug 2025 490th jhfranklin 🇬🇧 894 23 34ms 11 Feb 2022 491st primo-ppcg 🇹🇭 894 34 236ms 29 Jan 2022 491st Shanethegamer 🇺🇸 894 34 233ms 29 Jan 2022 491st Steffan153 🇫🇮 894 34 269ms 19 Dec 2022 491st MeWhenI 🇻🇦 894 34 254ms 28 Jan 2023 491st DialFrost 🇸🇬 894 34 205ms 23 Dec 2023 491st pardouin 🇫🇷 894 34 246ms 22 Sep 2024 491st fuzzylojik-golf 🇺🇸 894 34 258ms 21 Sep 2025 491st GolfingSuccess 🇬🇷 894 34 222ms 4 days ago 499th GrayJoKing 🇦🇺 894 50 8ms 29 Jan 2022 499th annaproxy 894 50 13ms 29 Jan 2022 499th primo-ppcg 🇹🇭 894 50 8ms 30 Jan 2022 499th Steffan153 🇫🇮 894 50 8ms 24 Sep 2022 499th IanUtley 894 50 14ms 14 Nov 2023 499th ovs-code 🇩🇪 894 50 13ms 30 Jun 2024 505th clementblaudeau 893 48 10ms 29 Jun 2022 505th shelerr 893 48 11ms 14 Jul 2022 505th idoweinstein 893 48 9ms 4 Aug 2022 505th jakobkordez 🇸🇮 893 48 10ms 6 Nov 2022 505th M0PKOBKA 893 48 13ms 26 Dec 2022 505th Fracture17 893 48 9ms 17 Apr 2023 505th falsidge 893 48 10ms 15 Jun 2023 505th fourth-bit 893 48 10ms 24 Jun 2023 505th adamnielson42 🇺🇸 893 48 9ms 17 Aug 2023 505th mathisfun271 893 48 11ms 22 Dec 2023 505th logvp 893 48 10ms 30 Dec 2023 505th minhtrancccp 893 48 10ms 11 Jan 2024 505th inverseLorentz 🇦🇺 893 48 10ms 1 Apr 2024 505th Yewzir 🇧🇪 893 48 11ms 7 May 2024 505th abcdhhhh 893 48 11ms 25 Aug 2024 505th Languag3 893 48 10ms 3 Mar 2025 505th albanian-laundromat 893 48 10ms 26 Apr 2025 505th swtchblade 893 48 10ms 12 Jul 2025 505th CommandLeo 🇮🇹 893 48 11ms 11 Nov 2025 524th uttumuttu 🇫🇮 892 44 10ms 6 Mar 2022 524th janbehrens 🇩🇪 892 44 8ms 24 Apr 2023 524th two-bad 🇬🇧 892 44 10ms 25 Feb 2024 524th targrik 892 44 11ms 15 Feb 2025 524th alexsave 892 44 10ms 6 Nov 2025 529th MeWhenI 🇻🇦 892 55 1,337ms 8 Jun 2023 529th pardouin 🇫🇷 892 55 1,365ms 23 Apr 2025 529th snoozingnewt 🇨🇦 892 55 1,370ms 3 Dec 2025 532nd JayXon 🇺🇸 889 76 2,330ms 8 Nov 2024 532nd pardouin 🇫🇷 889 76 2,250ms 30 Nov 2024 534th Lydxn 🇨🇦 889 132 281ms 27 Feb 2023 535th kumavale 889 135 128ms 20 Dec 2025 536th canissimia 🇦🇶 889 222 303ms 24 Mar 2024 537th xsot 🇸🇬 887 140 649ms 19 Jun 2025 538th edsrzf 🇳🇿 886 57 40ms 14 Jan 2025 538th GolfingSuccess 🇬🇷 886 57 40ms 44 hours ago 540th btnlq 886 124 419ms 5 May 2024 541st KatieLG 🇬🇧 885 82 396ms 12 Oct 2022 541st janbehrens 🇩🇪 885 82 399ms 24 Apr 2023 541st Yewzir 🇧🇪 885 82 422ms 7 May 2024 544th JayXon 🇺🇸 885 88 157ms 2 Jul 2022 545th edsrzf 🇳🇿 883 69 115ms 5 Dec 2025 546th martin-viggiano 882 133 282ms 21 Jun 2022 546th edsrzf 🇳🇿 882 133 297ms 18 Nov 2024 546th fuzzylojik-golf 🇺🇸 882 133 292ms 8 Sep 2025 549th ovs-code 🇩🇪 881 44 70ms 12 Sep 2024 550th MeWhenI 🇻🇦 881 49 133ms 3 Aug 2024 550th ovs-code 🇩🇪 881 49 127ms 3 Aug 2024 550th emgordon154 881 49 128ms 19 Sep 2024 550th fuzzylojik-golf 🇺🇸 881 49 131ms 31 Jul 2025 550th snoozingnewt 🇨🇦 881 49 131ms 3 Dec 2025 555th AdrienHache 🇫🇷 880 88 60ms 24 Nov 2024 556th neel11235813 879 44 430ms 15 Jan 2024 556th rucin93 🇵🇱 879 44 411ms 19 Jan 2024 556th SirBogman 🇺🇸 879 44 429ms 20 Jan 2024 556th AlephSquirrel 879 44 459ms 21 Jan 2024 556th dokutan 879 44 393ms 24 Mar 2025 First Prev 481–560 of 2,021 Next Last