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 (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 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 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 358th zwxzwxzwx21 883 77 30 Jan 2024 358th PyryL 🇫🇮 883 77 23 Aug 2024 358th CyberTapir 883 77 27 Aug 2024 358th Emutis 🇱🇹 883 77 9 Oct 2024 358th junten1 883 77 20 Oct 2024 358th croc54 883 77 24 Dec 2024 358th za3k 883 77 22 days ago 383rd AGoyet 872 78 29 Jul 2022 383rd RYNO8 872 78 16 Aug 2022 383rd TheCod-r 🇦🇶 872 78 28 Sep 2022 383rd Marthe-CC 872 78 9 Oct 2022 383rd Wildst 872 78 2 Nov 2022 383rd nmgetahun 872 78 4 Dec 2022 383rd Techdude01 872 78 13 Dec 2022 383rd tvcv901 872 78 22 Mar 2023 383rd oceko 872 78 24 Mar 2023 383rd yoyoyonono 872 78 15 May 2023 383rd Nic0M 872 78 13 Aug 2023 383rd ssbhatt4321 872 78 14 Oct 2023 383rd wyarde 872 78 7 Nov 2023 383rd EthanJ-Brady 872 78 24 Dec 2023 383rd adamreidsmith 872 78 16 Feb 2024 383rd Jacob385 872 78 5 Mar 2024 383rd DGipe 872 78 13 May 2024 383rd cyxv 872 78 2 Aug 2024 383rd gallium-gonzollium 872 78 26 Aug 2024 383rd Europe2048 872 78 24 Nov 2024 383rd GeneralFabian 872 78 14 Dec 2024 404th kevdah 861 79 27 May 2022 404th jacklynnepenick 861 79 22 Jun 2022 404th james-downey 861 79 9 Jul 2022 404th andre-lameirinhas 🇵🇹 861 79 26 Jul 2022 404th hamsterskywalker 861 79 7 Sep 2022 404th Pena86 861 79 14 Sep 2022 404th hymanimy 861 79 24 Nov 2022 404th Demonarchet 861 79 18 Apr 2023 404th dtaylor0 861 79 23 May 2023 404th bac0id 861 79 26 Sep 2023 404th neonchickens 861 79 6 Oct 2023 404th MWI-polygolf 861 79 6 Dec 2023 404th eddvrs 861 79 22 Dec 2023 404th tknight00 861 79 7 Mar 2024 404th thienudomsrirungruang 861 79 3 May 2024 404th IsaacAlexBarden 861 79 6 Feb 2025 404th taesungh 861 79 18 days ago 421st j-Ewan 850 80 13 May 2022 421st osmith93 850 80 14 Jun 2022 421st hjcafaroUC 850 80 21 Jun 2022 421st dankleeman 850 80 8 Aug 2022 421st dillon-duncando 850 80 4 Oct 2022 421st DrPiranoid 850 80 11 Nov 2022 421st mdnestor 850 80 23 Dec 2022 421st Edjyzod 850 80 7 Mar 2023 421st henry-von-wichert 850 80 31 Mar 2023 421st Hortaros 850 80 16 Apr 2023 421st ankeetparikh 850 80 5 May 2023 421st Neonader 850 80 9 May 2023 421st nickgza 850 80 17 Aug 2023 421st MiranDaniel 🇨🇿 850 80 30 Aug 2023 421st Fanrco 850 80 31 Aug 2023 421st nyoshe 850 80 10 Oct 2023 421st AzroyAr 850 80 28 Dec 2023 421st Alex-Huggett 🇬🇧 850 80 13 Apr 2024 421st RobertHoeh 850 80 27 May 2024 421st LorenzoDeGaspari 850 80 27 May 2024 421st AstroOrbis 850 80 7 May 2025 421st mossiegoat 850 80 17 days ago 443rd abba23 840 81 26 May 2022 443rd docd 840 81 8 Aug 2022 443rd Smetalo 840 81 25 Aug 2022 443rd glesnick 840 81 6 Sep 2022 443rd Yareeeema 840 81 3 Nov 2022 443rd RandGuy 840 81 23 Nov 2022 443rd GWStuart 840 81 19 Dec 2022 443rd wa1ker38552 840 81 22 May 2023 Prev 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