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 354th junten1 883 77 20 Oct 2024 354th croc54 883 77 24 Dec 2024 354th za3k 883 77 10 days ago 379th AGoyet 872 78 29 Jul 2022 379th RYNO8 872 78 16 Aug 2022 379th TheCod-r 🇦🇶 872 78 28 Sep 2022 379th Marthe-CC 872 78 9 Oct 2022 379th Wildst 872 78 2 Nov 2022 379th nmgetahun 872 78 4 Dec 2022 379th Techdude01 872 78 13 Dec 2022 379th tvcv901 872 78 22 Mar 2023 379th oceko 872 78 24 Mar 2023 379th yoyoyonono 872 78 15 May 2023 379th Nic0M 872 78 13 Aug 2023 379th ssbhatt4321 872 78 14 Oct 2023 379th wyarde 872 78 7 Nov 2023 379th EthanJ-Brady 872 78 24 Dec 2023 379th adamreidsmith 872 78 16 Feb 2024 379th Jacob385 872 78 5 Mar 2024 379th DGipe 872 78 13 May 2024 379th cyxv 872 78 2 Aug 2024 379th gallium-gonzollium 872 78 26 Aug 2024 379th Europe2048 872 78 24 Nov 2024 379th GeneralFabian 872 78 14 Dec 2024 400th kevdah 861 79 27 May 2022 400th jacklynnepenick 861 79 22 Jun 2022 400th james-downey 861 79 9 Jul 2022 400th andre-lameirinhas 🇵🇹 861 79 26 Jul 2022 400th hamsterskywalker 861 79 7 Sep 2022 400th Pena86 861 79 14 Sep 2022 400th hymanimy 861 79 24 Nov 2022 400th Demonarchet 861 79 18 Apr 2023 400th dtaylor0 861 79 23 May 2023 400th bac0id 861 79 26 Sep 2023 400th neonchickens 861 79 6 Oct 2023 400th MWI-polygolf 861 79 6 Dec 2023 400th eddvrs 861 79 22 Dec 2023 400th tknight00 861 79 7 Mar 2024 400th thienudomsrirungruang 861 79 3 May 2024 400th IsaacAlexBarden 861 79 6 Feb 2025 400th taesungh 861 79 7 days ago 417th j-Ewan 850 80 13 May 2022 417th osmith93 850 80 14 Jun 2022 417th hjcafaroUC 850 80 21 Jun 2022 417th dankleeman 850 80 8 Aug 2022 417th dillon-duncando 850 80 4 Oct 2022 417th DrPiranoid 850 80 11 Nov 2022 417th mdnestor 850 80 23 Dec 2022 417th Edjyzod 850 80 7 Mar 2023 417th henry-von-wichert 850 80 31 Mar 2023 417th Hortaros 850 80 16 Apr 2023 417th ankeetparikh 850 80 5 May 2023 417th Neonader 850 80 9 May 2023 417th nickgza 850 80 17 Aug 2023 417th MiranDaniel 🇨🇿 850 80 30 Aug 2023 417th Fanrco 850 80 31 Aug 2023 417th nyoshe 850 80 10 Oct 2023 417th AzroyAr 850 80 28 Dec 2023 417th Alex-Huggett 🇬🇧 850 80 13 Apr 2024 417th RobertHoeh 850 80 27 May 2024 417th LorenzoDeGaspari 850 80 27 May 2024 417th AstroOrbis 850 80 7 May 2025 417th mossiegoat 850 80 5 days ago 439th abba23 840 81 26 May 2022 439th docd 840 81 8 Aug 2022 439th Smetalo 840 81 25 Aug 2022 439th glesnick 840 81 6 Sep 2022 439th Yareeeema 840 81 3 Nov 2022 439th RandGuy 840 81 23 Nov 2022 439th GWStuart 840 81 19 Dec 2022 439th wa1ker38552 840 81 22 May 2023 439th LimaoC 840 81 11 Aug 2023 439th robertovers 840 81 2 Oct 2023 439th RaBa21 840 81 12 Nov 2023 439th HanaEndUser 840 81 15 Feb 2024 Prev 376–450 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