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 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 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 ><> ALGOL 68 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 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 ><> ALGOL 68 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 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 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 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 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 703rd abhishekg999 840 51 10ms 20 Sep 2024 703rd Hyunwook-Kim-WV 840 51 10ms 7 Aug 2025 703rd jacekwladzinski 840 51 10ms 2 Oct 2025 703rd 77Tigers 840 51 9ms 13 Jan 2026 703rd zzz13579zzz 840 51 9ms 29 Jan 2026 726th UnderKoen 🇳🇱 839 382 271ms 20 Jun 2025 727th neel11235813 838 44 430ms 15 Jan 2024 727th rucin93 🇵🇱 838 44 410ms 19 Jan 2024 727th SirBogman 🇺🇸 838 44 429ms 20 Jan 2024 727th AlephSquirrel 838 44 394ms 21 Jan 2024 727th ndren 838 44 339ms 8 Feb 2026 732nd emplv 🇱🇻 838 140 285ms 16 Nov 2022 733rd GrayJoKing 🇦🇺 838 179 43ms 28 Jun 2022 734th MeWhenI 🇻🇦 836 42 949ms 30 Aug 2025 735th Yewzir 🇧🇪 836 61 3ms 7 May 2024 736th thisishowmymindworks 🇳🇴 835 47 13ms 11 Jun 2023 736th Babafaba 835 47 9ms 22 Oct 2025 738th cbrt-x 833 55 121ms 19 Sep 2023 739th MeWhenI 🇻🇦 832 76 112ms 15 Oct 2022 740th Yewzir 🇧🇪 832 135 1,853ms 14 Nov 2025 741st janbehrens 🇩🇪 830 75 469ms 24 Apr 2023 741st Yewzir 🇧🇪 830 75 508ms 7 May 2024 743rd Waffle3z 830 144 2ms 8 Apr 2022 744th aksyristos 829 37 33ms 4 Mar 2023 744th aydamak 829 37 34ms 7 May 2024 746th DialFrost 🇸🇬 829 49 78ms 15 Nov 2024 746th jipsong 🇩🇪 829 49 71ms 12 Feb 2025 748th voytxt 🇨🇿 829 51 140ms 3 Aug 2024 748th dokutan 829 51 138ms 23 days ago 750th DialFrost 🇸🇬 828 94 208ms 8 Jan 2026 751st snoozingnewt 🇨🇦 828 131 476ms 3 Dec 2025 752nd Steffan153 🇫🇮 827 43 32ms 7 Oct 2022 752nd DialFrost 🇸🇬 827 43 30ms 11 Feb 2023 752nd Shanethegamer 🇺🇸 827 43 31ms 21 Feb 2023 752nd o0lit3 🇺🇸 827 43 31ms 8 Jun 2023 752nd sean-niemann 🇺🇸 827 43 31ms 21 Sep 2025 757th Ripick 827 64 5ms 14 Mar 2024 758th GrayJoKing 🇦🇺 826 186 17ms 1 Aug 2023 759th edsrzf 🇳🇿 824 47 64ms 9 Dec 2025 760th Herbert00709 🇵🇱 824 52 9ms 21 Feb 2024 760th namelessiw 824 52 11ms 19 Aug 2024 760th WillowWispy 824 52 10ms 13 Mar 2025 763rd DialFrost 🇸🇬 824 82 2,262ms 26 Oct 2024 764th ovs-code 🇩🇪 824 114 1,450ms 29 Mar 2025 765th stefangimmillaro 821 77 109ms 30 Sep 2023 766th lifthrasiir 🇰🇷 819 45 446ms 2 Dec 2024 767th Awsute 818 56 122ms 21 Apr 2022 767th yzhs 🇩🇪 818 56 121ms 16 Jun 2022 769th ovs-code 🇩🇪 818 140 6ms 25 Nov 2024 770th dokutan 817 45 249ms 19 May 2024 770th Ripick 817 45 284ms 27 Jun 2025 770th JOrE20 817 45 213ms 14 days ago 773rd daniel-pedersen 🇸🇪 817 48 9ms 6 Mar 2022 774th edsrzf 🇳🇿 817 115 1,410ms 18 Jan 2025 774th error256 817 115 1,416ms 5 Feb 2025 776th CornerMercury 🇬🇧 815 75 114ms 27 Nov 2025 777th Herbert00709 🇵🇱 814 135 82ms 3 Apr 2025 778th Yewzir 🇧🇪 811 61 1,343ms 7 May 2024 779th lynn 811 148 138ms 12 Jan 2025 780th ZakkkkAttackkkk 🇵🇭 809 53 10ms 30 Jan 2022 780th iakolzin 809 53 10ms 27 May 2022 780th nullie 809 53 10ms 7 Jun 2022 780th yzhs 🇩🇪 809 53 10ms 22 Jun 2022 780th markusgraube 809 53 11ms 24 Apr 2023 780th mstang107 809 53 10ms 20 Dec 2023 780th smokestacklightnin 🇺🇸 809 53 9ms 10 Jan 2024 780th HumanoidCPU 809 53 16ms 27 May 2024 780th Mabeloid 🇳🇴 809 53 9ms 21 Sep 2024 780th agreegious 809 53 12ms 14 Nov 2024 780th 0dyse 809 53 10ms 29 Apr 2025 780th piano-miles 809 53 10ms 9 May 2025 780th poodletricea 809 53 10ms 9 Jan 2026 780th TheSecondComing123 809 53 10ms 4 Feb 2026 794th tatzyr 🇯🇵 808 38 35ms 14 Nov 2024 795th dokutan 806 90 408ms 10 days ago 796th blaztoma 🇱🇹 804 57 120ms 22 Aug 2025 797th kmathis22 804 135 477ms 23 Oct 2025 798th jerrandolph 804 146 277ms 23 Sep 2025 799th MeWhenI 🇻🇦 803 97 212ms 2 Jul 2023 800th albanian-laundromat 803 117 1,438ms 5 Oct 2025 First Prev 721–800 of 2,035 Next Last