The Mandelbrot hole will go live in approximately 12 hours. Why not try and solve it ahead of time?
Farey Sequence in all languages in chars. 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 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 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 Transpose Sentence 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 Hilbert Curve Mandelbrot Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle 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 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 Groovy Harbour Hare Haxe Hush Hy iogii Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua 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 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 Groovy Harbour Hare Haxe Hush Hy iogii Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua 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 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 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 Transpose Sentence 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 Hilbert Curve Mandelbrot Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial # Golfer Points Chars Time 518th guilhem-roy 🇫🇷 709 79 29 May 2025 527th drabart 🇵🇱 709 91 7 Dec 2023 528th ovs-code 🇩🇪 708 102 1 Dec 2023 529th DialFrost 🇸🇬 704 60 16 Jul 2024 530th Yewzir 🇧🇪 702 137 5 Jan 2024 531st weliveinhell 🇭🇹 701 92 2 Dec 2023 532nd adamnielson42 🇺🇸 700 80 1 Dec 2023 533rd dokutan 700 89 1 Apr 2025 534th MeWhenI 🇻🇦 698 69 1 Dec 2023 535th MeWhenI 🇻🇦 697 101 1 Dec 2023 536th dokutan 693 77 29 Oct 2024 537th Shanethegamer 🇺🇸 693 90 1 Dec 2023 538th saito-ta 🇯🇵 693 141 14 Dec 2023 539th AlephSquirrel 691 81 6 Dec 2023 539th doktoren 691 81 10 Dec 2023 539th brimstonetrader 691 81 23 Feb 2024 539th NickTheEASDude 🇺🇸 691 81 25 Apr 2024 539th martion2007 691 81 15 Aug 2024 539th Herbert00709 🇵🇱 691 81 27 Nov 2024 539th CLOStrophobic 🇮🇹 691 81 28 Jan 2025 539th Pyroan 691 81 18 Mar 2025 547th Shanethegamer 🇺🇸 691 91 13 Dec 2024 548th MeWhenI 🇻🇦 690 108 1 Dec 2023 549th HumanoidCPU 688 124 5 Mar 2024 550th Yewzir 🇧🇪 687 79 26 May 2024 551st MeWhenI 🇻🇦 687 105 1 Dec 2023 552nd msbranicky 687 140 1 Jan 2024 553rd MateuszPietrzak 🇵🇱 686 94 7 Dec 2023 554th MichalMarsalek 🇨🇿 683 82 1 Dec 2023 554th Koshu 683 82 2 Dec 2023 554th uttumuttu 🇫🇮 683 82 22 Dec 2023 554th KatieLG 🇬🇧 683 82 29 Jul 2024 558th cyrilboyer 🇫🇷 682 141 14 Dec 2023 559th JohandeRuiter 🇳🇱 679 95 22 Jan 2025 560th MeWhenI 🇻🇦 679 102 9 May 2024 561st namelessiw 676 79 5 Mar 2024 561st CaedenHarper 🇨🇦 676 79 10 Dec 2024 563rd cyrilboyer 🇫🇷 676 118 19 Dec 2023 564th SirBogman 🇺🇸 675 54 1 Dec 2023 565th MeWhenI 🇻🇦 675 82 1 Dec 2023 566th Shanethegamer 🇺🇸 675 106 31 Jan 2024 566th AlephSquirrel 675 106 24 Jun 2024 568th m42km 674 83 6 Jan 2024 568th Natanaelel 🇸🇪 674 83 22 Mar 2024 568th davecame 674 83 25 Apr 2024 571st the-zammers 672 108 15 Dec 2023 572nd janbehrens 🇩🇪 667 83 1 Dec 2023 573rd jared-hughes 666 84 17 Dec 2023 573rd stertooy 🇧🇪 666 84 14 Jun 2024 573rd sacredeux 666 84 20 Aug 2024 573rd hiichbindermax 666 84 27 May 2025 577th NickTheEASDude 🇺🇸 663 87 25 Apr 2024 578th Ripick 663 94 24 Jun 2024 579th BREMAUCY 🇫🇷 662 106 4 Dec 2023 580th AlephSquirrel 659 81 16 Jan 2024 581st KrausRaus 🇺🇸 659 85 1 Dec 2023 581st jeff-at-tamer-dot-codes 🇺🇸 659 85 19 Dec 2023 583rd Creative0708 🇨🇦 659 121 16 Dec 2023 583rd mousetail 🇳🇱 659 121 24 Mar 2024 585th MichalMarsalek 🇨🇿 656 95 1 Dec 2023 586th tobeannouncd 654 111 11 Jan 2024 587th MeWhenI 🇻🇦 652 84 16 Aug 2024 588th KatieLG 🇬🇧 651 82 28 Oct 2024 589th Just4FunCoder 651 86 26 Feb 2024 589th SB-945 651 86 7 Apr 2024 591st lifthrasiir 🇰🇷 650 46 5 Dec 2024 592nd SirFireball3521 648 62 13 Sep 2024 593rd dokutan 646 149 10 Dec 2024 594th MeWhenI 🇻🇦 645 191 1 Dec 2023 595th m42km 643 83 1 Feb 2024 596th jatloe 643 87 24 Aug 2024 597th alomiF 643 113 6 Dec 2023 598th jbt 641 90 24 Dec 2023 598th thisishowmymindworks 🇳🇴 641 90 28 Jun 2024 600th h3ra993huskp 🇯🇵 640 172 13 Apr 2025 Prev 526–600 of 1,269 Next