Catalan Numbers in Python 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 Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator 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 Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator 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 224th BREMAUCY 🇫🇷 733 60 10ms 11 Aug 2025 224th denkyuu1 733 60 10ms 16 Feb 2026 243rd knutae 🇳🇴 721 61 10ms 3 Feb 2022 243rd cros107 🇦🇺 721 61 10ms 2 Nov 2022 243rd Baxi-codes 721 61 11ms 24 Dec 2022 243rd thatbirdguythatuknownot 721 61 11ms 14 Jan 2023 243rd mathb0y512 721 61 10ms 20 Apr 2023 243rd Mikey-Beep 🇬🇧 721 61 10ms 31 Aug 2023 243rd drochom 721 61 12ms 17 Jun 2024 243rd tphLatte 721 61 10ms 3 Jul 2024 243rd NanduBC 721 61 10ms 6 Sep 2024 243rd Pyroan 721 61 10ms 13 May 2025 243rd Tristanchaang 721 61 11ms 15 Nov 2025 254th CedricGebistorf 710 62 11ms 6 Feb 2022 254th Indivicivet 710 62 11ms 9 May 2022 254th MaxElf999 710 62 11ms 24 May 2022 254th rowboat1 710 62 11ms 18 Jun 2022 254th jfallon1997 710 62 10ms 8 Aug 2022 254th NerdyMcNerd42 710 62 11ms 13 Aug 2022 254th Ripick 710 62 11ms 23 Aug 2022 254th EyalLitvin 710 62 11ms 18 Nov 2022 254th Omega65536 🇩🇪 710 62 13ms 24 Nov 2022 254th badboj40 710 62 33ms 27 Dec 2022 254th b10011 🇫🇮 710 62 10ms 8 Jan 2023 254th MichalMarsalek 🇨🇿 710 62 12ms 14 Jan 2023 254th eiburns 710 62 11ms 22 Jan 2023 254th celiendonze 🇨🇭 710 62 10ms 8 Apr 2023 254th Vaekor 710 62 12ms 9 Jul 2023 254th SB-945 710 62 11ms 10 Jul 2023 254th estomagordo 🇳🇱 710 62 11ms 31 Aug 2023 254th rollershutter 710 62 11ms 23 Oct 2023 254th azure-blondon 710 62 10ms 14 Dec 2023 254th chartung17 710 62 11ms 17 Dec 2023 254th mikehanus 710 62 11ms 29 Jan 2024 254th jbjd 710 62 11ms 25 Feb 2024 254th ThijsLuttikhuis 710 62 11ms 1 Mar 2024 254th KingSkyrock 🇺🇸 710 62 10ms 26 Mar 2024 254th kejcao 🇨🇦 710 62 12ms 16 May 2024 254th CutSandstone 710 62 11ms 4 Jul 2024 254th jiaminglimjm 🇲🇾 710 62 10ms 5 Jul 2024 254th Mathrew2012 710 62 9ms 30 Aug 2024 254th JunkIce 710 62 10ms 25 Sep 2024 254th croc54 710 62 10ms 21 Dec 2024 254th Rampoina 710 62 10ms 24 May 2025 254th ValentinCassayre 710 62 10ms 22 Sep 2025 254th Voltrifrodec 🇸🇰 710 62 10ms 18 Nov 2025 287th Jasper-Ty 🇵🇭 698 63 11ms 19 Jun 2022 287th jamespeilunli 698 63 11ms 4 Jul 2022 287th Starwort 🇬🇧 698 63 11ms 11 Nov 2022 287th thomasklunker 698 63 11ms 3 Feb 2023 287th VV1Git 698 63 11ms 19 Apr 2023 287th lucasalavapena 698 63 10ms 11 Dec 2023 287th Techdude01 698 63 13ms 22 Dec 2023 287th AtengChen 698 63 10ms 7 Sep 2024 287th LostSyntax21 🇬🇧 698 63 11ms 20 Sep 2024 287th allen-brandon 698 63 14ms 30 Jul 2025 297th argusdusty 🇺🇸 688 64 12ms 21 Aug 2022 297th BraedenMooreDev 688 64 11ms 29 Oct 2023 297th PrathamMehta08 688 64 13ms 6 Dec 2023 300th wh3n3v3r 🇨🇿 677 65 10ms 12 Nov 2024 301st firegene 🇮🇪 667 66 22ms 28 Feb 2026 302nd Drew-j-Smith 657 67 68ms 2 May 2022 302nd Shiran-Yuan 657 67 11ms 5 Apr 2023 302nd Pale-Vessel 657 67 12ms 1 Apr 2024 302nd JKfromHMS 657 67 12ms 20 May 2024 302nd nickphe 657 67 10ms 19 Aug 2024 302nd Unknownuserfrommars 657 67 11ms 20 Nov 2024 308th JGDoerrer 638 69 11ms 29 Jan 2022 309th 4hg 🇺🇸 629 70 18ms 27 Jan 2023 309th davbass 🇮🇹 629 70 11ms 29 Dec 2023 311th vodker1 620 71 11ms 9 Mar 2022 311th mdnestor 620 71 16ms 14 Dec 2022 311th juliusgeo 620 71 12ms 4 Feb 2023 311th aalec 620 71 69ms 4 May 2024 311th simplylu 620 71 10ms 5 Jan 2025 316th scpchicken 🇵🇼 611 72 11ms 18 Mar 2023 316th 0xBenCantCode 611 72 10ms 13 May 2023 318th HumanEquivalentUnit 603 73 10ms 12 Feb 2022 318th AdamHe17 603 73 18ms 15 Aug 2022 318th kellantech 603 73 17ms 4 Aug 2023 First Prev 241–320 of 433 Next Last