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 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 Chars Time Submitted 641st ovs-code 🇩🇪 863 276 17ms 8 Jul 2024 642nd stefangimmillaro 862 191 119ms 3 May 2023 643rd primo-ppcg 🇹🇭 862 348 12ms 13 Aug 2025 644th inventshah 861 79 2,458ms 25 Oct 2024 644th error256 861 79 2,455ms 26 Oct 2024 644th emgordon154 861 79 2,314ms 1 Nov 2024 647th sean-niemann 🇺🇸 860 128 458ms 4 May 2024 648th 386asm 🇺🇸 860 175 43ms 4 May 2023 649th MeWhenI 🇻🇦 859 59 46ms 13 Feb 2025 649th DialFrost 🇸🇬 859 59 42ms 13 Feb 2025 649th Shanethegamer 🇺🇸 859 59 39ms 13 Feb 2025 649th pardouin 🇫🇷 859 59 43ms 20 Mar 2025 653rd primo-ppcg 🇹🇭 859 129 40ms 14 Jan 2025 654th GrayJoKing 🇦🇺 858 43 498ms 16 Jan 2024 654th sisyphus-ppcg 🇦🇺 858 43 490ms 16 Jan 2024 654th annaproxy 858 43 515ms 21 Jan 2024 654th commandz0 🇺🇸 858 43 413ms 1 Sep 2025 654th dokutan 858 43 452ms 26 Feb 2026 659th JayXon 🇺🇸 858 141 142ms 4 Apr 2025 660th jrm5399 🇰🇿 857 50 12ms 30 Jan 2022 660th Freddiechang 857 50 12ms 8 Mar 2024 660th madex 🇩🇪 857 50 28ms 13 days ago 663rd ovs-code 🇩🇪 857 180 10ms 15 Jul 2023 664th primo-ppcg 🇹🇭 857 218 5ms 6 Aug 2023 665th albanian-laundromat 🇺🇸 857 300 26ms 9 Mar 2026 666th Codsilla 🇨🇦 856 43 498ms 3 Nov 2023 666th Daniel-Ellison 856 43 312ms 10 Aug 2025 666th Lv0Sys 🇵🇱 856 43 287ms 6 Dec 2025 666th denkyuu1 856 43 296ms 13 days ago 670th Natanaelel 🇸🇪 855 58 2,000ms 3 Jan 2024 671st GolfingSuccess 🇬🇷 855 62 6ms 9 Feb 2026 672nd MeWhenI 🇻🇦 855 73 488ms 28 Feb 2022 672nd Shanethegamer 🇺🇸 855 73 487ms 23 Mar 2022 672nd DialFrost 🇸🇬 855 73 504ms 26 Oct 2023 672nd jipsong 🇩🇪 855 73 476ms 1 Jul 2024 672nd emgordon154 855 73 489ms 25 May 2025 677th arcpolaris 855 85 444ms 16 Dec 2024 678th KatieLG 🇬🇧 853 36 37ms 10 Apr 2022 678th SirBogman 🇺🇸 853 36 37ms 17 May 2022 678th Babafaba 853 36 36ms 15 Oct 2025 678th JOrE20 853 36 35ms 11 Feb 2026 682nd GrayJoKing 🇦🇺 852 21 43ms 28 Jul 2022 682nd ovs-code 🇩🇪 852 21 41ms 2 Feb 2024 682nd xsot 🇸🇬 852 21 40ms 9 Jun 2024 682nd pardouin 🇫🇷 852 21 40ms 11 Oct 2024 682nd CornerMercury 🇬🇧 852 21 39ms 26 days ago 687th j-Ewan 852 138 330ms 10 Mar 2022 688th Shanethegamer 🇺🇸 851 72 119ms 22 May 2025 688th blaztoma 🇱🇹 851 72 112ms 28 Nov 2025 690th canissimia 🇦🇶 851 135 3ms 30 Jan 2022 690th btnlq 851 135 4ms 17 Nov 2022 692nd sean-niemann 🇺🇸 851 194 12ms 17 Dec 2025 693rd duckyluuk 🇳🇱 851 215 20ms 29 Nov 2025 694th FlyingPenguin223 850 20 2ms 17 Oct 2024 695th Shanethegamer 🇺🇸 849 48 75ms 11 Mar 2023 696th dokutan 849 68 8ms 26 Feb 2026 697th sisyphus-ppcg 🇦🇺 848 42 29ms 22 May 2022 697th primo-ppcg 🇹🇭 848 42 29ms 23 May 2022 697th iakolzin 848 42 29ms 28 May 2022 697th saito-ta 🇯🇵 848 42 28ms 8 Jun 2022 697th nwellnhof 🇩🇪 848 42 28ms 8 Jun 2022 697th fuzzylojik-golf 🇺🇸 848 42 30ms 20 Sep 2025 703rd SirBogman 🇺🇸 846 36 273ms 17 May 2022 704th DialFrost 🇸🇬 846 53 10ms 24 Mar 2025 705th JRaspass 🇬🇧 846 139 311ms 7 Feb 2024 705th Shanethegamer 🇺🇸 846 139 325ms 7 Feb 2024 705th DialFrost 🇸🇬 846 139 344ms 7 Feb 2024 708th JOrE20 846 304 26ms 11 Feb 2026 709th fuzzylojik-golf 🇺🇸 845 75 108ms 8 Sep 2025 709th sean-niemann 🇺🇸 845 75 132ms 21 Sep 2025 711th annaproxy 845 86 435ms 5 May 2022 712th nwellnhof 🇩🇪 845 136 3ms 3 Dec 2022 713th Bubbler-4 843 46 64ms 13 Sep 2023 714th snoozingnewt 🇨🇦 843 74 504ms 3 Dec 2025 715th ToE42 841 51 10ms 31 Jan 2022 715th kyleclaassen 841 51 11ms 12 Mar 2022 715th PiterAnnema 841 51 11ms 23 Mar 2022 715th OllieBoyne 🇬🇧 841 51 11ms 15 Apr 2022 715th TobyBoyne 🇬🇧 841 51 10ms 15 Apr 2022 715th SniperSmiley 🇺🇸 841 51 14ms 2 Jun 2022 First Prev 641–720 of 2,165 Next Last