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 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 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 Turtle Tutorial # Golfer Points Bytes Time 351st Azearia 895 76 26 Feb 2024 351st tpasfieldERAU 895 76 18 May 2024 351st khavik 895 76 29 May 2024 351st Ythaenagor 895 76 5 Aug 2024 351st martion2007 895 76 9 Aug 2024 351st sjrct 895 76 10 Aug 2024 351st Mathrew2012 895 76 9 Nov 2024 351st kawrei 895 76 4 May 2025 351st RaBa21 🇭🇺 895 76 19 Jul 2025 385th cooljoseph1 883 77 6 May 2022 385th krcs 🇵🇱 883 77 11 May 2022 385th kenballus 883 77 13 Jul 2022 385th 104210 883 77 29 Jul 2022 385th andre-de-lorde 883 77 1 Sep 2022 385th zstephe 883 77 2 Dec 2022 385th badboj40 883 77 27 Dec 2022 385th henrytranter 883 77 11 Jan 2023 385th DragonaireM 883 77 6 Feb 2023 385th steffan-polygolf 883 77 19 Feb 2023 385th kellantech 883 77 21 May 2023 385th Ty-Cyr 883 77 14 Jul 2023 385th camieac 🇬🇧 883 77 14 Jul 2023 385th nathsou 🇫🇷 883 77 2 Sep 2023 385th MisterrLuck 883 77 7 Sep 2023 385th alexjurkiewicz 🇦🇺 883 77 7 Nov 2023 385th askipio 883 77 22 Nov 2023 385th trinityy-7 883 77 17 Dec 2023 385th zwxzwxzwx21 883 77 30 Jan 2024 385th PyryL 🇫🇮 883 77 23 Aug 2024 385th CyberTapir 883 77 27 Aug 2024 385th junten1 883 77 20 Oct 2024 385th croc54 883 77 24 Dec 2024 385th za3k 883 77 3 Jun 2025 385th mossiegoat 883 77 17 Aug 2025 410th AGoyet 872 78 29 Jul 2022 410th RYNO8 872 78 16 Aug 2022 410th TheCod-r 🇦🇶 872 78 28 Sep 2022 410th Marthe-CC 872 78 9 Oct 2022 410th Wildst 872 78 2 Nov 2022 410th nmgetahun 872 78 4 Dec 2022 410th Techdude01 872 78 13 Dec 2022 410th tvcv901 872 78 22 Mar 2023 410th oceko 872 78 24 Mar 2023 410th yoyoyonono 872 78 15 May 2023 410th Nic0M 872 78 13 Aug 2023 410th ssbhatt4321 872 78 14 Oct 2023 410th wyarde 872 78 7 Nov 2023 410th EthanJ-Brady 872 78 24 Dec 2023 410th adamreidsmith 872 78 16 Feb 2024 410th Jacob385 872 78 5 Mar 2024 410th DGipe 872 78 13 May 2024 410th cyxv 872 78 2 Aug 2024 410th gallium-gonzollium 872 78 26 Aug 2024 410th Europe2048 872 78 24 Nov 2024 410th GeneralFabian 872 78 14 Dec 2024 431st kevdah 861 79 27 May 2022 431st jacklynnepenick 861 79 22 Jun 2022 431st james-downey 861 79 9 Jul 2022 431st andre-lameirinhas 🇵🇹 861 79 26 Jul 2022 431st hamsterskywalker 861 79 7 Sep 2022 431st Pena86 861 79 14 Sep 2022 431st hymanimy 861 79 24 Nov 2022 431st Demonarchet 861 79 18 Apr 2023 431st dtaylor0 861 79 23 May 2023 431st bac0id 861 79 26 Sep 2023 431st neonchickens 861 79 6 Oct 2023 431st MWI-polygolf 861 79 6 Dec 2023 431st eddvrs 861 79 22 Dec 2023 431st tknight00 861 79 7 Mar 2024 431st thienudomsrirungruang 861 79 3 May 2024 431st IsaacAlexBarden 861 79 6 Feb 2025 431st taesungh 861 79 7 Jun 2025 431st 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