Fibonacci in all languages 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 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 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 Calendar 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 Multitap Input 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 ><> 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 ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel 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 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 ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel 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 Minesweeper 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 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 Calendar 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 Multitap Input 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 523rd NickTheEASDude 🇺🇸 961 43 1ms 21 Mar 2024 523rd neel11235813 961 43 1ms 26 Mar 2024 523rd Herbert00709 🇵🇱 961 43 1ms 11 Apr 2024 523rd error256 961 43 1ms 9 May 2024 523rd jtaxen 961 43 1ms 4 Jun 2024 523rd lynn 961 43 1ms 23 Jun 2024 523rd dokutan 961 43 1ms 26 Jun 2024 523rd fgrosshans 🇫🇷 961 43 1ms 27 Aug 2024 523rd pardouin 🇫🇷 961 43 1ms 4 Sep 2024 523rd edsrzf 🇳🇿 961 43 1ms 12 Sep 2024 523rd Vexxter9 🇳🇱 961 43 1ms 20 Sep 2024 523rd alemelis 961 43 2ms 26 Sep 2024 523rd CaedenHarper 🇨🇦 961 43 1ms 22 Oct 2024 523rd akritid 961 43 1ms 23 Oct 2024 523rd koipondx86 961 43 1ms 31 Oct 2024 523rd snyderek 🇺🇸 961 43 1ms 20 Jan 2025 523rd desecaw13 961 43 1ms 24 Jan 2025 523rd mishak-sys 961 43 1ms 25 Feb 2025 523rd not-a-pokemon 961 43 2ms 25 Feb 2025 523rd frosster 961 43 1ms 11 Mar 2025 523rd Blendi-Goose 961 43 1ms 15 Mar 2025 523rd kTheLemon 961 43 1ms 16 Mar 2025 523rd MeepMoop 961 43 1ms 9 Apr 2025 523rd SwordF-Official 961 43 1ms 9 Apr 2025 523rd gonengazit 961 43 1ms 9 Apr 2025 523rd fuzzylojik-golf 🇺🇸 961 43 1ms 29 May 2025 523rd ikskuh 961 43 2ms 27 Jun 2025 523rd synt7x 🇺🇸 961 43 1ms 5 Jul 2025 523rd GolfingSuccess 🇬🇷 961 43 1ms 19 Sep 2025 523rd plcc0 961 43 1ms 23 Oct 2025 523rd Babafaba 961 43 1ms 25 Oct 2025 523rd CarterStroik 961 43 1ms 12 Nov 2025 523rd solisolu 961 43 2ms 24 days ago 523rd Andrey2001 961 43 1ms 22 days ago 523rd FortuiteMan 🇫🇷 961 43 1ms 19 days ago 523rd CornerMercury 🇬🇧 961 43 2ms 10 days ago 523rd KasperKivimaeki 🇫🇮 961 43 2ms 9 days ago 523rd aadenboy 🇺🇸 961 43 2ms 22 hours ago 639th Lydxn 🇨🇦 961 69 61ms 1 Jan 2022 639th prplz 🇦🇺 961 69 82ms 1 Jan 2022 639th JayXon 🇺🇸 961 69 82ms 2 Jan 2022 639th sean-niemann 🇺🇸 961 69 65ms 2 Jan 2022 639th sisyphus-ppcg 🇦🇺 961 69 69ms 2 Jan 2022 639th nwellnhof 🇩🇪 961 69 78ms 2 Jan 2022 639th m-tkach 🇺🇦 961 69 81ms 2 Jan 2022 639th Irratix 🇳🇱 961 69 66ms 3 Jan 2022 639th SirBogman 🇺🇸 961 69 78ms 3 Jan 2022 639th GrayJoKing 🇦🇺 961 69 74ms 4 Jan 2022 639th btnlq 961 69 81ms 4 Jan 2022 639th primo-ppcg 🇹🇭 961 69 67ms 18 Jan 2022 639th inventshah 961 69 64ms 19 Jan 2022 639th MeWhenI 🇻🇦 961 69 68ms 8 May 2022 639th shellbertt 🇨🇦 961 69 68ms 9 May 2022 639th jared-hughes 961 69 53ms 20 Jul 2022 639th Shanethegamer 🇺🇸 961 69 63ms 27 Aug 2022 639th Steffan153 🇫🇮 961 69 64ms 1 Oct 2022 639th Alex-x90 🇺🇸 961 69 74ms 17 Oct 2022 639th qwertyuiop3 🇷🇺 961 69 77ms 20 Oct 2022 639th Seek64 🇩🇪 961 69 67ms 11 Nov 2022 639th janbehrens 🇩🇪 961 69 62ms 20 Nov 2022 639th astdefu 961 69 67ms 8 Dec 2022 639th DialFrost 🇸🇬 961 69 59ms 12 Dec 2022 639th syntax-rules 961 69 57ms 25 Dec 2022 639th ayushdewan 961 69 68ms 2 Jan 2023 639th Betuaredead 961 69 68ms 4 Jan 2023 639th Yewzir 🇧🇪 961 69 75ms 3 Feb 2023 639th CatsAreFluffy 961 69 60ms 18 Feb 2023 639th snyderek 🇺🇸 961 69 61ms 11 Mar 2023 639th xsot 🇸🇬 961 69 79ms 21 May 2023 639th ovs-code 🇩🇪 961 69 71ms 3 Oct 2023 639th fuzzylojik-golf 🇺🇸 961 69 72ms 21 Oct 2023 639th FlyingPenguin223 961 69 54ms 1 Nov 2023 639th GolfingSuccess 🇬🇷 961 69 63ms 3 Nov 2023 639th Herbert00709 🇵🇱 961 69 81ms 10 Nov 2023 639th roupiq 🇵🇱 961 69 77ms 10 Nov 2023 First Prev 601–675 of 9,567 Next Last