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 881st Yax42 🇫🇷 771 141 474ms 4 Oct 2025 882nd codingisgreatbutiamnot 770 51 11ms 25 Jul 2024 883rd flekAI 768 40 37ms 7 days ago 884th albanian-laundromat 🇺🇸 768 48 378ms 7 Oct 2025 885th dokutan 768 153 313ms 24 Mar 2025 886th MeWhenI 🇻🇦 767 48 293ms 15 Feb 2023 886th thomas-saigre 767 48 290ms 22 days ago 888th petroselo 766 56 11ms 12 Apr 2022 888th SB-945 766 56 11ms 10 Jul 2023 888th JunkIce 766 56 10ms 24 Nov 2024 888th kevinnaviapaiva 766 56 9ms 19 Dec 2024 888th wobblybits 766 56 11ms 19 Aug 2025 893rd flekAI 765 46 731ms 7 days ago 894th Yewzir 🇧🇪 765 102 211ms 7 May 2024 895th primo-ppcg 🇹🇭 765 132 3ms 14 Nov 2022 896th brimstonetrader 764 60 125ms 10 Jan 2024 896th YAJUE114514 764 60 138ms 23 Jul 2025 898th snoozingnewt 🇨🇦 763 154 388ms 29 Oct 2025 899th LeeCamp 762 27 33ms 10 Feb 2022 900th dokutan 762 67 3ms 27 Feb 2026 901st pardouin 🇫🇷 761 51 62ms 13 Sep 2024 902nd DialFrost 🇸🇬 759 164 126ms 15 Dec 2025 903rd SirFireball3521 755 52 9ms 3 Nov 2022 903rd albanian-laundromat 🇺🇸 755 52 10ms 24 Nov 2025 903rd madex 🇩🇪 755 52 11ms 14 days ago 906th pardouin 🇫🇷 754 84 117ms 8 Mar 2025 907th MeWhenI 🇻🇦 754 156 328ms 10 Feb 2023 908th namelessiw 753 49 476ms 19 Aug 2024 909th PrathamMehta08 752 57 13ms 6 Dec 2023 909th Terobero 752 57 13ms 21 Aug 2024 909th AtengChen 752 57 10ms 7 Sep 2024 909th Mick-Travis 752 57 12ms 8 Dec 2024 913th Jeremy-Stafford 752 61 124ms 28 Feb 2023 913th inverseLorentz 🇦🇺 752 61 124ms 23 Apr 2024 915th MeWhenI 🇻🇦 752 219 122ms 16 Aug 2024 916th dokutan 751 66 1,708ms 26 Feb 2026 917th pardouin 🇫🇷 751 68 5ms 26 Apr 2025 918th ovs-code 🇩🇪 751 161 141ms 21 Apr 2025 919th snoozingnewt 🇨🇦 749 47 965ms 21 Nov 2025 920th Alex-x90 🇺🇸 749 147 585ms 6 May 2024 921st MeWhenI 🇻🇦 747 60 9ms 29 Jan 2022 922nd Shanethegamer 🇺🇸 746 85 122ms 14 Oct 2022 922nd edsrzf 🇳🇿 746 85 152ms 30 Apr 2025 924th nipzu 746 162 135ms 2 Apr 2024 924th vang1ong7ang 746 162 135ms 11 days ago 926th snoozingnewt 🇨🇦 742 48 29ms 3 Dec 2025 927th Steffan153 🇫🇮 739 29 123ms 14 Nov 2022 927th ovs-code 🇩🇪 739 29 146ms 29 Dec 2023 929th jbjd 739 58 12ms 25 Feb 2024 930th CheeseCake628 🇳🇴 738 50 388ms 18 Oct 2025 931st edsrzf 🇳🇿 736 289 42ms 11 Feb 2026 932nd dpinchbe 735 28 33ms 6 Sep 2024 933rd MeWhenI 🇻🇦 732 53 61ms 5 Apr 2025 934th dvargas46 🇺🇸 731 158 829ms 5 Feb 2023 935th CaedenHarper 🇨🇦 730 161 373ms 20 Nov 2025 936th ovs-code 🇩🇪 729 70 7ms 11 Dec 2023 936th DialFrost 🇸🇬 729 70 6ms 1 Jan 2026 938th iczelia 🇩🇪 727 54 12ms 14 Oct 2025 939th snoozingnewt 🇨🇦 727 164 95ms 8 Feb 2026 940th Shanethegamer 🇺🇸 726 73 6ms 4 Oct 2024 941st h3ra993huskp 🇯🇵 724 150 429ms 30 Nov 2025 942nd Stockoh 🇫🇷 723 51 517ms 23 Jun 2024 943rd davbass 🇮🇹 722 51 253ms 22 Aug 2023 944th primo-ppcg 🇹🇭 722 160 73ms 4 Feb 2023 945th emgordon154 721 163 353ms 18 Jan 2025 946th Irratix 🇳🇱 717 64 125ms 29 Jan 2022 947th msbranicky 717 164 328ms 31 Aug 2023 948th SniperSmiley 🇺🇸 716 25 39ms 4 Sep 2022 949th dokutan 716 109 226ms 18 Mar 2025 950th Steffan153 🇫🇮 716 297 193ms 30 Jun 2024 951st MeWhenI 🇻🇦 715 57 77ms 1 Jun 2022 952nd qwertyuiop3 🇷🇺 715 154 104ms 26 May 2025 953rd snoozingnewt 🇨🇦 714 43 38ms 26 Sep 2025 954th LeeCamp 714 60 10ms 9 Feb 2022 954th guilhem-roy 🇫🇷 714 60 12ms 22 Feb 2022 954th Eilonlif 🇮🇱 714 60 12ms 27 Aug 2022 954th LogicalJoe 714 60 11ms 18 Sep 2022 954th 5quiwyrm 714 60 11ms 22 Oct 2022 954th TaserTheFox 🇺🇸 714 60 12ms 9 Jan 2023 954th ljweel 714 60 10ms 13 Feb 2023 First Prev 881–960 of 2,166 Next Last