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 Continued Fractions 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 Gray Code Decoder Gray Code Encoder 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 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Dragon Curve Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> ALGOL 68 ArkScript 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 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 ArkScript 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 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 Continued Fractions 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 Gray Code Decoder Gray Code Encoder 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 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Dragon Curve Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill 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 2nd jipsong 🇩🇪 986 74 6ms 5 hours ago 5th sean-niemann 🇺🇸 973 75 5ms 23 Dec 2025 5th Steffan153 🇫🇮 973 75 5ms 11 Feb 2026 7th NickTheEASDude 🇺🇸 961 76 6ms 7 May 2024 7th edsrzf 🇳🇿 961 76 6ms 23 Dec 2025 7th Shanethegamer 🇺🇸 961 76 5ms 23 Dec 2025 7th jared-hughes 961 76 5ms 24 Dec 2025 7th Waffle3z 961 76 5ms 26 Dec 2025 7th Blendi-Goose 961 76 5ms 6 Feb 2026 7th kTheLemon 961 76 5ms 7 Mar 2026 14th frosster 🇨🇦 948 77 5ms 8 Feb 2026 15th dokutan 924 79 10ms 27 Apr 2024 15th SwordF-Official 🇺🇸 924 79 10ms 1 Feb 2026 17th steffan-polygolf 901 81 9ms 23 Feb 2023 17th FranklinJiaChen 901 81 9ms 23 Feb 2026 19th MeWhenI 🇻🇦 890 82 4ms 31 Dec 2022 19th ComputerKWasTaken 🇺🇸 890 82 4ms 20 Jan 2025 19th Vexxter9 🇳🇱 890 82 4ms 4 Feb 2025 19th 5quiwyrm 890 82 5ms 28 Jan 2026 19th madeforlosers 890 82 5ms 17 Mar 2026 24th Phil-RGOMEGA 880 83 4ms 1 Jun 2023 24th Maximizer02 880 83 5ms 1 Oct 2023 24th MWI-polygolf 880 83 4ms 6 Dec 2023 24th anarconic 880 83 4ms 8 Dec 2023 24th Natanaelel 🇸🇪 880 83 4ms 23 Dec 2025 24th JesseNoEyes 🇺🇸 880 83 4ms 15 Jan 2026 30th aDwarfNamedUrist 869 84 4ms 21 Nov 2022 30th kmathis22 869 84 4ms 5 Sep 2025 30th aadenboy 🇺🇸 869 84 5ms 24 Dec 2025 30th Pyroan 869 84 5ms 22 Jan 2026 34th msbranicky 859 85 4ms 27 Dec 2025 35th snoozingnewt 🇨🇦 811 90 3ms 8 Oct 2025 36th resoNathan 768 95 7ms 9 Jul 2024 36th CarterStroik 768 95 4ms 12 Nov 2025 38th strogor 760 96 4ms 17 Sep 2025 39th SpiritAxolotl 🇺🇸 716 102 4ms 21 Mar 2024 40th mitchten 709 103 3ms 10 Oct 2022 41st koweret 608 120 5ms 13 Sep 2025 42nd WyWy21 562 130 3ms 15 Apr 2025 43rd suchir1 553 132 9ms 4 Jan 2023 44th jusaka 533 137 3ms 9 days ago 45th JRaspass 🇬🇧 23 3,234 1ms 4 May 2022 45th HumanoidCPU 23 3,234 1ms 4 Mar 2025 45th CaedenHarper 🇨🇦 23 3,234 1ms 16 Aug 2025 48th KatieLG-Transpiler 🇬🇧 17 4,233 1ms 23 Jun 2022 48th retrohun 17 4,233 2ms 27 Dec 2022 48th KatieLG 🇬🇧 17 4,233 1ms 8 Jan 2025 1–50 of 50
