Collatz in Lua in bytes. Achievements Cheevos Holes Languages Medals Miscellaneous 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 Calendar 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 Minesweeper Morse Decoder Morse Encoder Multitap Input 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 Tower of Hanoi 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 Binary Lambda Calculus Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> ALGOL 68 Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang 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 APL ArkScript Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> ALGOL 68 Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang 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 APL ArkScript Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily 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 Calendar 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 Minesweeper Morse Decoder Morse Encoder Multitap Input 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 Tower of Hanoi 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 Binary Lambda Calculus Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Bytes Time Submitted 1st JayXon 🇺🇸 1,000 73 4ms 23 Dec 2025 2nd GrayJoKing 🇦🇺 986 74 4ms 23 Dec 2025 2nd FlyingPenguin223 986 74 6ms 29 Dec 2025 4th sean-niemann 🇺🇸 973 75 5ms 23 Dec 2025 4th Steffan153 🇫🇮 973 75 5ms 12 days ago 6th NickTheEASDude 🇺🇸 961 76 6ms 7 May 2024 6th edsrzf 🇳🇿 961 76 6ms 23 Dec 2025 6th Shanethegamer 🇺🇸 961 76 5ms 23 Dec 2025 6th jared-hughes 961 76 5ms 24 Dec 2025 6th Waffle3z 961 76 5ms 26 Dec 2025 6th Blendi-Goose 961 76 5ms 16 days ago 12th frosster 🇨🇦 948 77 5ms 14 days ago 13th dokutan 924 79 10ms 27 Apr 2024 13th SwordF-Official 🇺🇸 924 79 10ms 22 days ago 15th steffan-polygolf 901 81 10ms 23 Feb 2023 15th FranklinJiaChen 901 81 9ms 9 hours ago 17th MeWhenI 🇻🇦 890 82 4ms 31 Dec 2022 17th ComputerKWasTaken 🇺🇸 890 82 4ms 20 Jan 2025 17th Vexxter9 🇳🇱 890 82 4ms 4 Feb 2025 17th 5quiwyrm 890 82 5ms 25 days ago 21st Phil-RGOMEGA 880 83 4ms 1 Jun 2023 21st Maximizer02 880 83 5ms 1 Oct 2023 21st MWI-polygolf 880 83 4ms 6 Dec 2023 21st anarconic 880 83 4ms 8 Dec 2023 21st Natanaelel 🇸🇪 880 83 4ms 23 Dec 2025 21st JesseNoEyes 🇺🇸 880 83 5ms 15 Jan 2026 27th aDwarfNamedUrist 869 84 4ms 21 Nov 2022 27th kmathis22 869 84 4ms 5 Sep 2025 27th aadenboy 🇺🇸 869 84 5ms 24 Dec 2025 27th Pyroan 869 84 5ms 22 Jan 2026 31st msbranicky 859 85 4ms 27 Dec 2025 32nd snoozingnewt 🇨🇦 811 90 3ms 8 Oct 2025 33rd resoNathan 768 95 8ms 9 Jul 2024 33rd CarterStroik 768 95 4ms 12 Nov 2025 35th strogor 760 96 4ms 17 Sep 2025 36th SpiritAxolotl 🇺🇸 716 102 4ms 21 Mar 2024 37th mitchten 709 103 3ms 10 Oct 2022 38th madeforlosers 652 112 5ms 22 Nov 2024 39th koweret 608 120 5ms 13 Sep 2025 40th WyWy21 562 130 3ms 15 Apr 2025 41st suchir1 553 132 9ms 4 Jan 2023 42nd JRaspass 🇬🇧 23 3,234 1ms 4 May 2022 42nd HumanoidCPU 23 3,234 1ms 4 Mar 2025 42nd CaedenHarper 🇨🇦 23 3,234 2ms 16 Aug 2025 45th KatieLG-Transpiler 🇬🇧 17 4,233 1ms 23 Jun 2022 45th retrohun 17 4,233 2ms 27 Dec 2022 45th KatieLG 🇬🇧 17 4,233 1ms 8 Jan 2025 1–47 of 47
