Fibonacci in JavaScript 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 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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 ><> 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 ArkScript 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 ArkScript 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 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 478th andriynoskov 733 45 9ms 20 Aug 2019 478th lissitz 733 45 9ms 27 Apr 2020 478th synchromic 733 45 10ms 8 May 2020 478th dsntzn 🇸🇰 733 45 9ms 13 Aug 2020 478th Zkrgu 733 45 9ms 12 Dec 2020 478th underdude 733 45 9ms 7 Jan 2021 478th sech1p 🇵🇱 733 45 8ms 26 Jun 2021 478th garrisonhh 733 45 10ms 9 Oct 2021 478th HenryTy83 733 45 9ms 4 Dec 2022 478th jorbDehmel 🇺🇸 733 45 9ms 7 Apr 2023 478th adamnielson42 🇺🇸 733 45 10ms 24 Apr 2023 478th raszpi 🇭🇺 733 45 8ms 1 Sep 2023 478th yuchuehw 733 45 9ms 1 Jan 2024 478th kydogia 733 45 10ms 28 Mar 2024 478th Voltrifrodec 🇸🇰 733 45 10ms 25 Nov 2025 496th skagget77 717 46 8ms 10 Oct 2017 496th Erutuon 717 46 9ms 21 Feb 2018 496th OmegaB0t 717 46 9ms 19 Apr 2018 496th anananlyjlyj 717 46 9ms 4 Jul 2018 496th dieckie 717 46 9ms 28 Feb 2019 496th arntj 717 46 9ms 13 Apr 2019 496th Ranner198 717 46 9ms 15 Nov 2019 496th dijs 717 46 9ms 5 Dec 2019 496th Kauhentus 717 46 9ms 7 Dec 2019 496th unoctium1 717 46 9ms 14 Dec 2019 496th vonKrafft 717 46 9ms 25 Mar 2020 496th jcheritat 717 46 9ms 6 Sep 2020 496th jcsawyer123 717 46 9ms 17 Sep 2020 496th godraadam 717 46 9ms 13 Apr 2021 496th Y0UR-U5ERNAME 717 46 9ms 3 Sep 2021 496th ethandhunt 717 46 8ms 19 Sep 2021 496th martinnorling 🇸🇪 717 46 9ms 8 Feb 2022 496th sebmandal 717 46 8ms 10 May 2022 496th C0de5mith 🇺🇸 717 46 9ms 3 Aug 2022 496th Ephellon 717 46 9ms 4 Dec 2022 496th olivermrose 🇺🇸 717 46 9ms 17 Jan 2023 496th eiburns 717 46 9ms 9 Oct 2023 496th loganmacdougall 🇨🇦 717 46 9ms 19 Jan 2024 496th Jaro32768 🇸🇰 717 46 8ms 8 Feb 2024 496th Palladium02 717 46 9ms 4 May 2025 496th kellantech 717 46 9ms 17 Dec 2025 522nd Kladdkaka 702 47 9ms 9 Feb 2018 522nd HippasusSurd 702 47 9ms 25 Mar 2018 522nd sgtdck 702 47 8ms 16 Oct 2018 522nd NotGate 702 47 9ms 21 Jan 2019 522nd Cortan122 702 47 9ms 26 Feb 2019 522nd shayded-exe 702 47 9ms 10 Apr 2019 522nd Jooraz 702 47 9ms 12 May 2019 522nd nkansal96 702 47 9ms 21 May 2019 522nd JustinDowty 702 47 9ms 12 Jun 2020 522nd Juici 702 47 9ms 17 Sep 2020 522nd berenteb 🇭🇺 702 47 10ms 11 Dec 2020 522nd flowernal 702 47 9ms 25 Dec 2020 522nd lukalotl 702 47 9ms 24 May 2021 522nd BrettMerri 702 47 10ms 1 Dec 2021 522nd Domicnt 702 47 9ms 2 Jan 2022 522nd Mednoob 702 47 9ms 8 Sep 2022 522nd ShiraJoseph 🇺🇸 702 47 9ms 26 Feb 2023 522nd KjeldSchmidt 702 47 9ms 23 Apr 2023 522nd bryanmytko 702 47 9ms 7 Sep 2023 522nd Seis 702 47 9ms 14 May 2024 522nd heanyang1 702 47 9ms 22 Apr 2025 522nd timothytomato 702 47 9ms 26 May 2025 522nd Florian-Pubert 702 47 9ms 25 Jun 2025 522nd jacekwladzinski 702 47 10ms 2 Oct 2025 522nd johnkiernander 702 47 9ms 12 Dec 2025 547th jsoendermann 688 48 9ms 13 Dec 2017 547th belkamax05 688 48 9ms 26 Mar 2018 547th cdanek 688 48 9ms 2 Apr 2018 547th MechaFinch 688 48 10ms 19 Feb 2019 547th TTWNO 688 48 9ms 15 Apr 2019 547th jrburga 688 48 9ms 18 Nov 2019 547th marekMin 688 48 9ms 10 Jun 2020 547th nico-bachner 688 48 9ms 28 Dec 2020 547th LakeThomason 688 48 10ms 1 Jun 2021 547th hymanimy 688 48 8ms 27 Jul 2021 547th delgoodie 688 48 9ms 19 Oct 2021 547th CutOffFrequency 688 48 9ms 31 Oct 2022 547th Weston49 688 48 9ms 11 Dec 2022 547th Baxi-codes 688 48 10ms 25 Dec 2022 First Prev 481–560 of 866 Next Last