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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 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 Gray Code Decoder Gray Code Encoder 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 Dragon Curve Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers Huffman Encoder NFA Simulator Nim Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> ALGOL 68 ArkScript 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 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 ArkScript 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 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 Gray Code Decoder Gray Code Encoder 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 Dragon Curve Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers Huffman Encoder NFA Simulator Nim Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Bytes Time Submitted 500th HPWiz 🇳🇿 896 45 24ms 2 Feb 2023 502nd GrayJoKing 🇦🇺 896 50 9ms 29 Jan 2022 502nd annaproxy 896 50 14ms 29 Jan 2022 502nd primo-ppcg 🇹🇭 896 50 10ms 30 Jan 2022 502nd Steffan153 🇫🇮 896 50 9ms 24 Sep 2022 502nd IanUtley 896 50 13ms 14 Nov 2023 502nd ovs-code 🇩🇪 896 50 14ms 30 Jun 2024 508th GolfingSuccess 🇬🇷 896 131 341ms 15 Aug 2025 508th targrik 896 131 355ms 27 Aug 2025 510th jhfranklin 🇬🇧 895 23 34ms 11 Feb 2022 511th primo-ppcg 🇹🇭 895 34 215ms 29 Jan 2022 511th Shanethegamer 🇺🇸 895 34 262ms 29 Jan 2022 511th Steffan153 🇫🇮 895 34 263ms 19 Dec 2022 511th MeWhenI 🇻🇦 895 34 233ms 28 Jan 2023 511th DialFrost 🇸🇬 895 34 227ms 23 Dec 2023 511th pardouin 🇫🇷 895 34 271ms 22 Sep 2024 511th fuzzylojik-golf 🇺🇸 895 34 257ms 21 Sep 2025 511th GolfingSuccess 🇬🇷 895 34 217ms 7 Feb 2026 511th madex 🇩🇪 895 34 218ms 16 Mar 2026 520th CaedenHarper 🇨🇦 894 22 45ms 18 Mar 2026 521st clementblaudeau 893 48 13ms 29 Jun 2022 521st shelerr 893 48 11ms 14 Jul 2022 521st idoweinstein 893 48 12ms 4 Aug 2022 521st jakobkordez 🇸🇮 893 48 10ms 6 Nov 2022 521st M0PKOBKA 893 48 11ms 26 Dec 2022 521st Fracture17 893 48 10ms 17 Apr 2023 521st falsidge 893 48 11ms 15 Jun 2023 521st fourth-bit 893 48 10ms 24 Jun 2023 521st adamnielson42 🇺🇸 893 48 10ms 17 Aug 2023 521st mathisfun271 893 48 10ms 22 Dec 2023 521st logvp 893 48 10ms 30 Dec 2023 521st minhtrancccp 893 48 11ms 11 Jan 2024 521st inverseLorentz 🇦🇺 893 48 10ms 1 Apr 2024 521st Yewzir 🇧🇪 893 48 10ms 7 May 2024 521st abcdhhhh 893 48 9ms 25 Aug 2024 521st Languag3 893 48 10ms 3 Mar 2025 521st albanian-laundromat 🇺🇸 893 48 10ms 26 Apr 2025 521st swtchblade 893 48 10ms 12 Jul 2025 521st CommandLeo 🇮🇹 893 48 10ms 11 Nov 2025 540th kumavale 893 135 142ms 20 Dec 2025 540th acotis 893 135 135ms 17 Feb 2026 542nd uttumuttu 🇫🇮 892 44 11ms 6 Mar 2022 542nd janbehrens 🇩🇪 892 44 11ms 24 Apr 2023 542nd two-bad 🇬🇧 892 44 9ms 25 Feb 2024 542nd targrik 892 44 9ms 15 Feb 2025 542nd alexsave 892 44 10ms 6 Nov 2025 542nd JOrE20 892 44 10ms 13 Feb 2026 548th MeWhenI 🇻🇦 892 55 1,908ms 8 Jun 2023 548th pardouin 🇫🇷 892 55 1,540ms 23 Apr 2025 548th snoozingnewt 🇨🇦 892 55 1,511ms 3 Dec 2025 548th DialFrost 🇸🇬 892 55 1,614ms 13 days ago 552nd JayXon 🇺🇸 891 76 2,391ms 8 Nov 2024 552nd pardouin 🇫🇷 891 76 2,426ms 30 Nov 2024 554th Lydxn 🇨🇦 889 132 329ms 27 Feb 2023 555th Steffan153 🇫🇮 889 139 24ms 3 days ago 556th canissimia 🇦🇶 889 222 303ms 24 Mar 2024 557th edsrzf 🇳🇿 886 57 40ms 14 Jan 2025 557th GolfingSuccess 🇬🇷 886 57 37ms 9 Feb 2026 557th Steffan153 🇫🇮 886 57 37ms 12 Feb 2026 560th GolfingSuccess 🇬🇷 886 65 7ms 22 Feb 2026 560th Steffan153 🇫🇮 886 65 9ms 22 Feb 2026 560th DialFrost 🇸🇬 886 65 6ms 22 Feb 2026 560th edsrzf 🇳🇿 886 65 7ms 22 Feb 2026 560th GrayJoKing 🇦🇺 886 65 8ms 23 Feb 2026 560th emgordon154 886 65 8ms 1 Mar 2026 560th snoozingnewt 🇨🇦 886 65 7ms 3 Mar 2026 567th edsrzf 🇳🇿 886 69 97ms 5 Dec 2025 567th snoozingnewt 🇨🇦 886 69 97ms 6 Mar 2026 569th btnlq 886 124 457ms 5 May 2024 570th KatieLG 🇬🇧 885 82 436ms 12 Oct 2022 570th janbehrens 🇩🇪 885 82 471ms 24 Apr 2023 570th Yewzir 🇧🇪 885 82 444ms 7 May 2024 573rd JayXon 🇺🇸 885 88 215ms 2 Jul 2022 574th xsot 🇸🇬 883 140 623ms 19 Jun 2025 575th martin-viggiano 882 133 315ms 21 Jun 2022 575th edsrzf 🇳🇿 882 133 341ms 18 Nov 2024 575th fuzzylojik-golf 🇺🇸 882 133 339ms 8 Sep 2025 578th ovs-code 🇩🇪 881 44 64ms 12 Sep 2024 579th MeWhenI 🇻🇦 881 49 119ms 3 Aug 2024 579th ovs-code 🇩🇪 881 49 127ms 3 Aug 2024 579th emgordon154 881 49 133ms 19 Sep 2024 579th fuzzylojik-golf 🇺🇸 881 49 129ms 31 Jul 2025 579th snoozingnewt 🇨🇦 881 49 123ms 3 Dec 2025 584th AdrienHache 🇫🇷 880 88 66ms 24 Nov 2024 585th saito-ta 🇯🇵 880 131 89ms 20 Nov 2023 586th neel11235813 879 44 402ms 15 Jan 2024 586th rucin93 🇵🇱 879 44 495ms 19 Jan 2024 586th SirBogman 🇺🇸 879 44 486ms 20 Jan 2024 586th AlephSquirrel 879 44 471ms 21 Jan 2024 586th ndren 879 44 540ms 8 Feb 2026 591st ovs-code 🇩🇪 879 58 3ms 27 Nov 2022 591st Steffan153 🇫🇮 879 58 3ms 3 Feb 2023 591st GrayJoKing 🇦🇺 879 58 3ms 18 Oct 2023 591st xsot 🇸🇬 879 58 3ms 8 Feb 2024 591st sean-niemann 🇺🇸 879 58 3ms 13 Mar 2025 591st pardouin 🇫🇷 879 58 3ms 13 Mar 2025 591st kg583 🇺🇸 879 58 6ms 11 Mar 2026 598th sisyphus-ppcg 🇦🇺 879 158 5ms 7 Oct 2023 599th Shanethegamer 🇺🇸 878 107 1,221ms 27 Mar 2025 599th pardouin 🇫🇷 878 107 1,205ms 28 Mar 2025 First Prev 501–600 of 2,085 Next Last