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Catalan Numbers in all languages in bytes. Cheevos Holes Recent Holes Langs Medals Misc 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 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 Morse Decoder Morse Encoder 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 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 Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi Turtle Tutorial All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir 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 Arturo Befunge BQN CJam CoffeeScript Egel Erlang Fennel Harbour Hare Haxe Hush Hy iogii Knight 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 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 Arturo Befunge BQN CJam CoffeeScript Egel Erlang Fennel Harbour Hare Haxe Hush Hy iogii Knight 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 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 Morse Decoder Morse Encoder 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 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 Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi Turtle Tutorial # Golfer Points Bytes Time Submitted 447th Babafaba 897 43 464ms 8 days ago 452nd edsrzf 🇳🇿 896 39 816ms 30 Aug 2025 452nd DialFrost 🇸🇬 896 39 903ms 2 Sep 2025 452nd CaedenHarper 🇨🇦 896 39 701ms 40 mins ago 455th ovs-code 🇩🇪 896 45 2,063ms 30 Nov 2022 455th HPWiz 🇳🇿 896 45 25ms 2 Feb 2023 457th GolfingSuccess 🇬🇷 896 131 279ms 15 Aug 2025 457th targrik 896 131 287ms 27 Aug 2025 459th Shanethegamer 🇺🇸 895 42 435ms 20 Feb 2023 459th tidalDisruptionEvent 🇨🇦 895 42 353ms 20 Mar 2023 459th alemelis 895 42 311ms 12 Apr 2023 459th Yewzir 🇧🇪 895 42 351ms 14 Feb 2024 459th BREMAUCY 🇫🇷 895 42 516ms 22 Apr 2024 464th jhfranklin 🇬🇧 894 23 43ms 11 Feb 2022 465th GrayJoKing 🇦🇺 894 50 10ms 29 Jan 2022 465th annaproxy 894 50 16ms 29 Jan 2022 465th primo-ppcg 🇹🇭 894 50 13ms 30 Jan 2022 465th Steffan153 🇫🇮 894 50 10ms 24 Sep 2022 465th IanUtley 894 50 15ms 14 Nov 2023 465th ovs-code 🇩🇪 894 50 20ms 30 Jun 2024 471st primo-ppcg 🇹🇭 893 34 228ms 29 Jan 2022 471st Shanethegamer 🇺🇸 893 34 195ms 29 Jan 2022 471st Steffan153 🇫🇮 893 34 193ms 19 Dec 2022 471st MeWhenI 🇻🇦 893 34 223ms 28 Jan 2023 471st DialFrost 🇸🇬 893 34 234ms 23 Dec 2023 471st pardouin 🇫🇷 893 34 230ms 22 Sep 2024 471st fuzzylojik-golf 🇺🇸 893 34 209ms 21 Sep 2025 478th clementblaudeau 892 48 9ms 29 Jun 2022 478th shelerr 892 48 14ms 14 Jul 2022 478th anter69 🇭🇺 892 48 13ms 24 Jul 2022 478th idoweinstein 892 48 11ms 4 Aug 2022 478th jakobkordez 🇸🇮 892 48 10ms 6 Nov 2022 478th M0PKOBKA 892 48 9ms 26 Dec 2022 478th Fracture17 892 48 12ms 17 Apr 2023 478th falsidge 892 48 10ms 15 Jun 2023 478th fourth-bit 892 48 9ms 24 Jun 2023 478th adamnielson42 🇺🇸 892 48 12ms 17 Aug 2023 478th mathisfun271 892 48 10ms 22 Dec 2023 478th logvp 892 48 9ms 30 Dec 2023 478th minhtrancccp 892 48 10ms 11 Jan 2024 478th inverseLorentz 🇦🇺 892 48 9ms 1 Apr 2024 478th Yewzir 🇧🇪 892 48 13ms 7 May 2024 478th abcdhhhh 892 48 10ms 25 Aug 2024 478th Languag3 892 48 10ms 3 Mar 2025 478th albanian-laundromat 892 48 11ms 26 Apr 2025 478th swtchblade 892 48 9ms 12 Jul 2025 478th luuumine 🇫🇷 892 48 9ms 20 days ago 478th snoozingnewt 🇺🇸 892 48 9ms 5 days ago 499th MeWhenI 🇻🇦 892 55 1,255ms 8 Jun 2023 499th pardouin 🇫🇷 892 55 1,353ms 23 Apr 2025 501st uttumuttu 🇫🇮 891 44 11ms 6 Mar 2022 501st janbehrens 🇩🇪 891 44 9ms 24 Apr 2023 501st two-bad 🇬🇧 891 44 9ms 25 Feb 2024 501st targrik 891 44 10ms 15 Feb 2025 501st snoozingnewt 🇺🇸 891 44 9ms 11 days ago 506th JayXon 🇺🇸 889 76 4,556ms 8 Nov 2024 506th pardouin 🇫🇷 889 76 4,551ms 30 Nov 2024 508th Lydxn 🇨🇦 889 132 250ms 27 Feb 2023 509th acotis 887 139 129ms 13 days ago 510th xsot 🇸🇬 887 140 619ms 19 Jun 2025 511th canissimia 🇦🇶 887 222 368ms 24 Mar 2024 512th JayXon 🇺🇸 885 88 147ms 2 Jul 2022 513th btnlq 884 124 414ms 5 May 2024 514th edsrzf 🇳🇿 883 57 47ms 14 Jan 2025 515th KatieLG 🇬🇧 883 82 317ms 12 Oct 2022 515th janbehrens 🇩🇪 883 82 392ms 24 Apr 2023 515th Yewzir 🇧🇪 883 82 382ms 7 May 2024 518th martin-viggiano 882 133 263ms 21 Jun 2022 518th edsrzf 🇳🇿 882 133 295ms 18 Nov 2024 518th fuzzylojik-golf 🇺🇸 882 133 288ms 8 Sep 2025 521st GrayJoKing 🇦🇺 881 44 74ms 17 Sep 2023 521st ovs-code 🇩🇪 881 44 78ms 12 Sep 2024 523rd MeWhenI 🇻🇦 880 49 142ms 3 Aug 2024 523rd ovs-code 🇩🇪 880 49 131ms 3 Aug 2024 523rd emgordon154 880 49 151ms 19 Sep 2024 First Prev 451–525 of 1,927 Next Last