The Mandelbrot hole will go live in approximately 4 hours. Why not try and solve it ahead of time?
Collatz in Python 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 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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 1st Lydxn 🇨🇦 1,000 68 5 May 2022 1st GrayJoKing 🇦🇺 1,000 68 15 Nov 2022 1st Bubbler-4 1,000 68 15 Nov 2022 1st JayXon 🇺🇸 1,000 68 7 Mar 2023 1st Rubiksmath 1,000 68 14 Aug 2023 1st khvdm 1,000 68 5 Sep 2024 7th nwellnhof 🇩🇪 986 69 4 May 2022 7th m-tkach 🇺🇦 986 69 4 May 2022 7th GolfingSuccess 🇬🇷 986 69 5 May 2022 7th jared-hughes 986 69 5 May 2022 7th ovs-code 🇩🇪 986 69 5 May 2022 7th btnlq 986 69 5 May 2022 7th sisyphus-ppcg 🇦🇺 986 69 6 May 2022 7th lynn 986 69 22 Aug 2022 7th Steffan153 🇫🇮 986 69 15 Nov 2022 7th AlexanderFair 986 69 19 Jul 2023 7th pardouin 🇫🇷 986 69 11 Nov 2023 7th AlephSquirrel 986 69 30 Dec 2023 7th kg583 🇺🇸 986 69 28 Jan 2024 7th davecame 986 69 20 Aug 2024 7th zacjl 986 69 19 Sep 2024 7th starfihs 986 69 12 Oct 2024 7th kops-cg 986 69 9 Feb 2025 7th sean-niemann 🇺🇸 986 69 7 Mar 2025 7th plcc0 986 69 26 Mar 2025 7th yujh-yujh 🇬🇸 986 69 28 Mar 2025 7th moustave 986 69 20 days ago 7th 4atj 986 69 9 hours ago 29th MichalMarsalek 🇨🇿 971 70 5 May 2022 29th primo-ppcg 🇹🇭 971 70 5 May 2022 29th SirBogman 🇺🇸 971 70 5 May 2022 29th prplz 🇦🇺 971 70 5 May 2022 29th Irratix 🇳🇱 971 70 7 May 2022 29th rak1507 🇬🇧 971 70 7 May 2022 29th inventshah 971 70 9 May 2022 29th k3w1k0d3r 971 70 22 Jun 2022 29th ZakkkkAttackkkk 🇵🇭 971 70 14 Jul 2022 29th Bonjour27891 🇻🇳 971 70 14 Jul 2022 29th OllieBoyne 🇬🇧 971 70 19 Jul 2022 29th bricknellj 971 70 25 Jul 2022 29th wen1now 971 70 8 Aug 2022 29th 051 🇸🇬 971 70 8 Aug 2022 29th Sp3000 🇦🇺 971 70 8 Aug 2022 29th betaveros 971 70 9 Aug 2022 29th shelerr 971 70 9 Sep 2022 29th stewSquared 🇺🇸 971 70 27 Sep 2022 29th orthoplex 🇨🇽 971 70 9 Oct 2022 29th 5quiwyrm 971 70 19 Oct 2022 29th myfatemi04 971 70 4 Nov 2022 29th kevinmchung 971 70 4 Nov 2022 29th FlorianCassayre 🇫🇷 971 70 7 Nov 2022 29th fourth-bit 971 70 29 Nov 2022 29th QuincyNash 🇺🇸 971 70 29 Nov 2022 29th aksyristos 971 70 25 Dec 2022 29th thizanne 971 70 27 Dec 2022 29th Alex-x90 🇺🇸 971 70 20 Jan 2023 29th bob-th 971 70 24 Jan 2023 29th SirFireball3521 971 70 25 Jan 2023 29th stefangimmillaro 971 70 6 Feb 2023 29th Seek64 🇩🇪 971 70 7 Feb 2023 29th FieryIceStickie 971 70 3 Apr 2023 29th MeWhenI 🇻🇦 971 70 30 Apr 2023 29th fgrosshans 🇫🇷 971 70 5 May 2023 29th Shanethegamer 🇺🇸 971 70 25 May 2023 29th InigoK 🇺🇸 971 70 14 Jun 2023 29th quimey 971 70 15 Jun 2023 29th CornerMercury 🇬🇧 971 70 19 Jun 2023 29th ndren 971 70 2 Aug 2023 29th bizy-coder 971 70 14 Aug 2023 29th janbehrens 🇩🇪 971 70 24 Nov 2023 29th namelessiw 971 70 9 Jan 2024 29th mathisfun271 971 70 13 Feb 2024 29th Just4FunCoder 971 70 17 Feb 2024 29th ThijsLuttikhuis 971 70 3 Mar 2024 29th elgan65536 971 70 5 Mar 2024 1–75 of 740 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