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 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 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 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 Rectangle Fill 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 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 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 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 Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Bytes Time Submitted 231st goldenice 981 33 9ms 27 Mar 2019 231st serenac26 981 33 11ms 2 May 2019 231st WilliamChiu 981 33 9ms 2 May 2019 231st user189032 981 33 10ms 29 May 2019 231st Argeento 🇵🇱 981 33 9ms 8 Jun 2019 231st joseprio 981 33 11ms 13 Aug 2019 231st dbdr 981 33 9ms 5 Jan 2020 231st ondras 981 33 11ms 28 Apr 2020 231st artembykov 981 33 9ms 2 May 2020 231st shuding 981 33 10ms 4 May 2020 231st Attero 🇸🇪 981 33 9ms 22 May 2020 231st prplz 🇦🇺 981 33 11ms 7 Jul 2020 231st Irratix 🇳🇱 981 33 11ms 27 Jul 2020 231st raphaelimahorn 981 33 11ms 29 Aug 2020 231st rucin93 🇵🇱 981 33 14ms 12 Sep 2020 231st JayXon 🇺🇸 981 33 10ms 20 Sep 2020 231st NewDefectus 🇮🇱 981 33 10ms 30 Sep 2020 231st tomtheisen 🇺🇸 981 33 10ms 1 Oct 2020 231st BBoehm 🇩🇪 981 33 9ms 27 Oct 2020 231st nwellnhof 🇩🇪 981 33 10ms 5 Nov 2020 231st KatieLG 🇬🇧 981 33 9ms 29 Nov 2020 231st sisyphus-ppcg 🇦🇺 981 33 12ms 2 Dec 2020 231st janbehrens 🇩🇪 981 33 10ms 2 Jan 2021 231st Lydxn 🇨🇦 981 33 10ms 6 Jan 2021 231st GrayJoKing 🇦🇺 981 33 11ms 9 Jan 2021 231st d-s-x 981 33 9ms 18 Jan 2021 231st emplv 🇱🇻 981 33 10ms 19 Jan 2021 231st o0lit3 🇺🇸 981 33 13ms 8 Feb 2021 231st MeWhenI 🇻🇦 981 33 9ms 3 May 2021 231st MatheusAvellar 🇧🇷 981 33 10ms 5 May 2021 231st neihousaigaai 981 33 13ms 8 May 2021 231st inventshah 981 33 13ms 8 May 2021 231st RDShah 981 33 11ms 8 May 2021 231st jared-hughes 981 33 9ms 15 Aug 2021 231st Colwieb 981 33 16ms 27 Aug 2021 231st 23rdIdiot 981 33 11ms 28 Aug 2021 231st mrondon8 981 33 9ms 5 Sep 2021 231st jakzo 981 33 11ms 10 Sep 2021 231st lynn 981 33 11ms 10 Sep 2021 231st btnlq 981 33 11ms 27 Sep 2021 231st KingSkyrock 🇺🇸 981 33 10ms 6 Oct 2021 231st Hecate2 981 33 10ms 26 Oct 2021 231st yzkonchain 981 33 10ms 26 Oct 2021 231st vang1ong7ang 981 33 10ms 26 Oct 2021 231st AlephSquirrel 981 33 10ms 10 Nov 2021 231st akshatj27 🇦🇶 981 33 11ms 12 Nov 2021 231st shellbertt 🇨🇦 981 33 10ms 17 Nov 2021 231st emgordon154 981 33 13ms 23 Dec 2021 231st igmcdowell 981 33 10ms 6 Jan 2022 231st m-tkach 🇺🇦 981 33 9ms 6 Jan 2022 231st rak1507 🇬🇧 981 33 11ms 23 Feb 2022 231st rbuetzer 981 33 13ms 28 Feb 2022 231st sean-niemann 🇺🇸 981 33 10ms 11 Mar 2022 231st radarek 🇵🇱 981 33 11ms 9 Apr 2022 231st jansekulowicz 981 33 9ms 9 Apr 2022 231st Saeed-Paris 981 33 9ms 5 May 2022 231st ovs-code 🇩🇪 981 33 10ms 6 May 2022 231st kskjer 981 33 10ms 12 Jun 2022 231st dmrichwa 🇺🇸 981 33 8ms 14 Jun 2022 231st 5quiwyrm 981 33 10ms 31 Aug 2022 231st iliazeus 981 33 10ms 3 Sep 2022 231st Steffan153 🇫🇮 981 33 9ms 1 Oct 2022 231st stefangimmillaro 981 33 9ms 17 Oct 2022 231st trist224 🇫🇷 981 33 9ms 16 Nov 2022 231st oceko 981 33 10ms 26 Nov 2022 231st DialFrost 🇸🇬 981 33 11ms 6 Dec 2022 231st Alex-x90 🇺🇸 981 33 9ms 2 Jan 2023 231st Betuaredead 981 33 10ms 4 Jan 2023 231st Yewzir 🇧🇪 981 33 10ms 5 Feb 2023 231st CatsAreFluffy 981 33 12ms 18 Feb 2023 231st kcinnu 🇱🇹 981 33 10ms 28 Apr 2023 231st KilledByAPixel 981 33 10ms 10 Jun 2023 231st TrueBoxGuy 981 33 9ms 15 Aug 2023 231st snoozingnewt 🇨🇦 981 33 9ms 23 Sep 2023 231st nyoshe 981 33 11ms 10 Oct 2023 231st FlyingPenguin223 981 33 9ms 30 Oct 2023 231st tayloia 🇬🇧 981 33 10ms 3 Nov 2023 231st lukegustafson 🇺🇸 981 33 12ms 14 Nov 2023 231st SirBogman 🇺🇸 981 33 10ms 8 Dec 2023 231st Maznek 981 33 12ms 9 Dec 2023 First Prev 241–320 of 9,864 Next Last