The Mandelbrot hole will go live in approximately 9 hours. Why not try and solve it ahead of time?
Farey Sequence 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 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 Bytes Time 826th ridingqwerty 🇺🇸 435 141 25 Jan 2024 827th amollberg 🇸🇪 435 146 8 Jan 2024 828th dokutan 432 146 29 Oct 2024 829th acollett89 427 135 7 days ago 830th epic-programmer-guy 427 170 3 Jan 2024 831st Alban-Boissard 426 149 15 days ago 832nd inverseLorentz 🇦🇺 425 171 6 Apr 2024 833rd itserasmus 424 136 26 Jan 2024 834th ravnskjaer 🇩🇰 424 260 20 Dec 2024 835th msbranicky 423 118 11 Jan 2024 836th msbranicky 423 169 2 Jan 2024 837th CatsAreFluffy 422 172 17 Dec 2023 838th dokutan 421 99 29 Oct 2024 839th 77Tigers 421 151 22 Jun 2024 840th jfallon1997 415 153 3 Jun 2024 841st olleicua 🇺🇸 409 141 20 Jan 2024 842nd AzroyAr 407 156 28 Dec 2023 843rd unfinishedprogram 406 142 5 Dec 2023 844th JunkIce 406 151 8 Jan 2025 845th JunkIce 404 157 3 Dec 2024 846th dokutan 397 188 28 Oct 2024 847th nephila-nacrea 🇬🇧 395 113 6 Feb 2024 848th adoxography 394 161 22 Oct 2024 849th msbranicky 392 147 2 Jan 2024 850th gigaprofisi 🇺🇸 392 162 6 days ago 851st xyangst 387 149 7 Oct 2024 852nd Yewzir 🇧🇪 384 110 5 Feb 2024 853rd msbranicky 384 194 2 Jan 2024 854th msbranicky 379 110 2 Jan 2024 855th tomh1012 379 193 4 Jan 2024 855th rifatx 379 193 11 Jul 2024 857th dokutan 376 119 31 Mar 2025 858th mrmena 🇦🇺 374 170 19 Mar 2024 859th Waffle3z 370 178 4 May 2024 860th dokutan 366 124 23 Feb 2025 861st qwjhvbxi 365 174 6 Feb 2024 862nd msbranicky 364 139 9 Jan 2024 863rd msbranicky 362 174 2 Jan 2024 864th msbranicky 360 124 2 Jan 2024 865th yoshykai 359 307 10 Apr 2025 866th Pale-Vessel 357 178 7 Mar 2024 867th madex 🇩🇪 356 117 22 Dec 2023 868th CodyKlingler 355 179 20 Jan 2025 869th JesseNoEyes 🇺🇸 353 180 24 Nov 2024 870th msbranicky 353 530 2 Jan 2024 871st WillowWispy 349 182 14 Mar 2025 872nd MeWhenI 🇻🇦 348 86 1 Dec 2023 873rd msbranicky 344 201 2 Jan 2024 874th EthanJ-Brady 343 185 24 Dec 2023 875th armincerf 341 169 11 Dec 2023 876th zakariamouhid 339 170 9 Dec 2023 877th stefangabos 🇷🇴 335 172 5 Jan 2024 878th jtaxen 332 191 7 May 2024 879th msbranicky 327 166 3 Aug 2024 880th two-bad 🇬🇧 322 200 2 Dec 2023 881st xyangst 319 250 7 Oct 2024 882nd dokutan 318 133 31 Oct 2024 883rd HumanoidCPU 317 178 6 Jun 2024 884th msbranicky 317 199 2 Jan 2024 885th neonchickens 316 201 22 Jan 2025 886th AntoineBlondon 314 202 10 Dec 2023 887th pfcode 313 177 10 Dec 2023 888th MeWhenI 🇻🇦 312 233 1 Dec 2023 889th varhammer 🇷🇺 311 230 5 Jun 2024 890th MeWhenI 🇻🇦 309 118 1 Dec 2023 891st snoozingnewt 🇺🇸 299 220 11 Feb 2024 892nd fischfood 295 188 15 Aug 2024 893rd msbranicky 293 149 2 Jan 2024 894th galloj 🇨🇿 290 219 24 Apr 2024 895th mrmena 🇦🇺 284 195 18 Mar 2024 896th HumanoidCPU 284 258 10 May 2024 897th billythekid 280 198 23 days ago 898th TheZwierzLF 🇵🇱 277 229 30 May 2025 899th Unknownuserfrommars 274 232 22 Nov 2024 900th dokutan 267 90 27 Feb 2025 Prev 826–900 of 1,280 Next