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 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 Chars Time Submitted 799th Chara-0x 787 39 34ms 18 Sep 2025 802nd xsot 🇸🇬 787 128 69ms 13 Jun 2025 803rd stefangimmillaro 786 86 2,133ms 4 Nov 2024 804th didion0 🇺🇸 785 50 9ms 16 Feb 2022 804th Natanaelel 🇸🇪 785 50 11ms 3 Jan 2024 804th weliveinhell 🇭🇹 785 50 10ms 11 Jan 2024 804th inverseLorentz 🇦🇺 785 50 9ms 1 Apr 2024 804th JOrE20 785 50 9ms 15 Nov 2025 809th annaproxy 785 65 3ms 3 Oct 2022 809th Shanethegamer 🇺🇸 785 65 6ms 19 Dec 2023 809th Steffan153 🇫🇮 785 65 5ms 20 Dec 2023 812th KatieLG 🇬🇧 784 47 437ms 15 Jan 2024 812th Yewzir 🇧🇪 784 47 347ms 7 May 2024 814th stellartux 781 47 317ms 1 Jan 2024 815th albanian-laundromat 781 52 88ms 24 Dec 2025 816th jared-hughes 781 139 501ms 24 Sep 2025 817th stefangimmillaro 781 159 28ms 4 May 2023 818th blaztoma 🇱🇹 780 39 254ms 25 Nov 2025 819th hamhub7 780 93 388ms 3 Aug 2022 819th MeWhenI 🇻🇦 780 93 415ms 15 Oct 2022 821st 2011-Chan-Ethan 779 55 10ms 14 Jul 2023 821st cuboids 779 55 11ms 10 Jul 2024 821st jatloe 779 55 11ms 27 Sep 2024 821st Emutis 🇱🇹 779 55 12ms 27 Oct 2024 825th KasperKivimaeki 🇫🇮 779 147 5ms 4 Jun 2025 826th MeWhenI 🇻🇦 778 23 39ms 25 Jul 2022 826th AlephSquirrel 778 23 39ms 31 Dec 2022 828th DialFrost 🇸🇬 778 68 6ms 7 Dec 2024 828th pardouin 🇫🇷 778 68 5ms 20 Mar 2025 830th Shanethegamer 🇺🇸 777 59 122ms 29 Jan 2022 830th Z-snails 777 59 129ms 28 Feb 2023 832nd kimbo 🇺🇸 777 151 287ms 25 Dec 2022 833rd rak1507 🇬🇧 776 52 31ms 29 Jan 2022 834th jared-hughes 774 307 22ms 8 Jul 2024 835th inventshah 773 22 2ms 8 May 2022 836th Natanaelel 🇸🇪 773 46 28ms 3 Jan 2024 837th KatieLG 🇬🇧 773 64 1,294ms 16 Oct 2022 838th Shanethegamer 🇺🇸 771 58 13ms 29 Jan 2022 839th ovs-code 🇩🇪 771 82 122ms 14 Oct 2022 840th codingisgreatbutiamnot 769 51 9ms 25 Jul 2024 841st Yax42 🇫🇷 769 141 504ms 4 Oct 2025 842nd albanian-laundromat 768 48 442ms 7 Oct 2025 843rd dokutan 767 153 293ms 24 Mar 2025 844th MeWhenI 🇻🇦 765 48 329ms 15 Feb 2023 845th petroselo 765 56 11ms 12 Apr 2022 845th SB-945 765 56 10ms 10 Jul 2023 845th JunkIce 765 56 10ms 24 Nov 2024 845th kevinnaviapaiva 765 56 10ms 19 Dec 2024 845th wobblybits 765 56 10ms 19 Aug 2025 850th brimstonetrader 764 60 125ms 10 Jan 2024 850th YAJUE114514 764 60 147ms 23 Jul 2025 852nd Yewzir 🇧🇪 763 102 152ms 7 May 2024 853rd primo-ppcg 🇹🇭 763 132 3ms 14 Nov 2022 854th LeeCamp 762 27 35ms 10 Feb 2022 855th snoozingnewt 🇨🇦 762 154 299ms 29 Oct 2025 856th pardouin 🇫🇷 760 51 62ms 13 Sep 2024 857th DialFrost 🇸🇬 757 164 122ms 15 Dec 2025 858th SirFireball3521 754 52 9ms 3 Nov 2022 858th albanian-laundromat 754 52 9ms 24 Nov 2025 860th namelessiw 752 49 449ms 19 Aug 2024 861st PrathamMehta08 752 57 13ms 6 Dec 2023 861st Terobero 752 57 11ms 21 Aug 2024 861st AtengChen 752 57 11ms 7 Sep 2024 861st Mick-Travis 752 57 13ms 8 Dec 2024 865th pardouin 🇫🇷 752 84 124ms 8 Mar 2025 866th MeWhenI 🇻🇦 752 156 281ms 10 Feb 2023 867th Jeremy-Stafford 751 61 124ms 28 Feb 2023 867th inverseLorentz 🇦🇺 751 61 124ms 23 Apr 2024 869th pardouin 🇫🇷 750 68 6ms 26 Apr 2025 869th dokutan 750 68 3ms 26 Dec 2025 871st dokutan 750 83 455ms 22 Sep 2025 872nd MeWhenI 🇻🇦 749 219 110ms 16 Aug 2024 873rd dokutan 748 41 44ms 18 Mar 2025 874th Alex-x90 🇺🇸 747 147 498ms 6 May 2024 875th snoozingnewt 🇨🇦 746 47 946ms 21 Nov 2025 876th ovs-code 🇩🇪 746 161 126ms 21 Apr 2025 877th MeWhenI 🇻🇦 745 60 11ms 29 Jan 2022 878th Shanethegamer 🇺🇸 744 85 114ms 14 Oct 2022 878th edsrzf 🇳🇿 744 85 126ms 30 Apr 2025 880th Steffan153 🇫🇮 742 68 40ms 29 Aug 2024 First Prev 801–880 of 2,003 Next Last