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 Rectangle Fill 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 Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 704th bac0id 840 51 10ms 29 Jun 2024 704th abhishekg999 840 51 10ms 20 Sep 2024 704th Hyunwook-Kim-WV 840 51 10ms 7 Aug 2025 704th jacekwladzinski 840 51 10ms 2 Oct 2025 704th 77Tigers 840 51 9ms 13 Jan 2026 704th zzz13579zzz 840 51 9ms 29 Jan 2026 704th madex 🇩🇪 840 51 10ms 25 hours ago 728th UnderKoen 🇳🇱 839 382 271ms 20 Jun 2025 729th neel11235813 838 44 430ms 15 Jan 2024 729th rucin93 🇵🇱 838 44 410ms 19 Jan 2024 729th SirBogman 🇺🇸 838 44 429ms 20 Jan 2024 729th AlephSquirrel 838 44 394ms 21 Jan 2024 729th ndren 838 44 339ms 8 Feb 2026 734th emplv 🇱🇻 838 140 285ms 16 Nov 2022 735th GrayJoKing 🇦🇺 838 179 43ms 28 Jun 2022 736th MeWhenI 🇻🇦 836 42 949ms 30 Aug 2025 737th Yewzir 🇧🇪 836 61 3ms 7 May 2024 738th thisishowmymindworks 🇳🇴 835 47 10ms 11 Jun 2023 738th Babafaba 835 47 10ms 22 Oct 2025 740th cbrt-x 833 55 121ms 19 Sep 2023 741st MeWhenI 🇻🇦 832 76 112ms 15 Oct 2022 742nd Yewzir 🇧🇪 832 135 1,853ms 14 Nov 2025 743rd aksyristos 830 37 33ms 4 Mar 2023 743rd aydamak 830 37 34ms 7 May 2024 745th janbehrens 🇩🇪 830 75 469ms 24 Apr 2023 745th Yewzir 🇧🇪 830 75 508ms 7 May 2024 747th Waffle3z 830 144 2ms 8 Apr 2022 748th DialFrost 🇸🇬 829 49 78ms 15 Nov 2024 748th jipsong 🇩🇪 829 49 71ms 12 Feb 2025 750th voytxt 🇨🇿 829 51 142ms 3 Aug 2024 750th dokutan 829 51 147ms 14 Feb 2026 752nd DialFrost 🇸🇬 828 94 208ms 8 Jan 2026 753rd snoozingnewt 🇨🇦 828 131 476ms 3 Dec 2025 754th Steffan153 🇫🇮 827 43 32ms 7 Oct 2022 754th DialFrost 🇸🇬 827 43 30ms 11 Feb 2023 754th Shanethegamer 🇺🇸 827 43 31ms 21 Feb 2023 754th o0lit3 🇺🇸 827 43 31ms 8 Jun 2023 754th sean-niemann 🇺🇸 827 43 31ms 21 Sep 2025 759th Ripick 827 64 5ms 14 Mar 2024 760th DialFrost 🇸🇬 826 82 2,262ms 26 Oct 2024 761st GrayJoKing 🇦🇺 826 186 17ms 1 Aug 2023 762nd edsrzf 🇳🇿 824 47 64ms 9 Dec 2025 763rd Herbert00709 🇵🇱 824 52 9ms 21 Feb 2024 763rd namelessiw 824 52 11ms 19 Aug 2024 763rd WillowWispy 824 52 10ms 13 Mar 2025 766th ovs-code 🇩🇪 824 114 1,450ms 29 Mar 2025 767th stefangimmillaro 821 77 109ms 30 Sep 2023 768th lifthrasiir 🇰🇷 819 45 446ms 2 Dec 2024 769th daniel-pedersen 🇸🇪 818 48 9ms 6 Mar 2022 770th Awsute 818 56 122ms 21 Apr 2022 770th yzhs 🇩🇪 818 56 121ms 16 Jun 2022 772nd ovs-code 🇩🇪 818 140 6ms 25 Nov 2024 773rd dokutan 817 45 249ms 19 May 2024 773rd Ripick 817 45 284ms 27 Jun 2025 773rd JOrE20 817 45 213ms 21 days ago 776th edsrzf 🇳🇿 817 115 1,410ms 18 Jan 2025 776th error256 817 115 1,416ms 5 Feb 2025 778th CornerMercury 🇬🇧 815 75 114ms 27 Nov 2025 779th Herbert00709 🇵🇱 814 135 82ms 3 Apr 2025 780th Yewzir 🇧🇪 812 61 1,343ms 7 May 2024 781st lynn 812 148 138ms 12 Jan 2025 782nd ZakkkkAttackkkk 🇵🇭 809 53 10ms 30 Jan 2022 782nd iakolzin 809 53 10ms 27 May 2022 782nd nullie 809 53 10ms 7 Jun 2022 782nd yzhs 🇩🇪 809 53 10ms 22 Jun 2022 782nd markusgraube 809 53 11ms 24 Apr 2023 782nd mstang107 809 53 10ms 20 Dec 2023 782nd smokestacklightnin 🇺🇸 809 53 9ms 10 Jan 2024 782nd HumanoidCPU 809 53 16ms 27 May 2024 782nd Mabeloid 🇳🇴 809 53 9ms 21 Sep 2024 782nd agreegious 809 53 12ms 14 Nov 2024 782nd 0dyse 809 53 10ms 29 Apr 2025 782nd piano-miles 809 53 10ms 9 May 2025 782nd poodletricea 809 53 10ms 9 Jan 2026 782nd TheSecondComing123 809 53 10ms 4 Feb 2026 796th tatzyr 🇯🇵 808 38 35ms 14 Nov 2024 797th dokutan 806 90 565ms 17 days ago 798th blaztoma 🇱🇹 804 57 120ms 22 Aug 2025 799th kmathis22 804 135 477ms 23 Oct 2025 800th jerrandolph 804 146 277ms 23 Sep 2025 First Prev 721–800 of 2,045 Next Last