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 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 NFA Simulator 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 NFA Simulator 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 142nd pandapawskat 943 35 8ms 1 Sep 2021 142nd zwarneke 943 35 9ms 19 Jul 2022 142nd ZakkkkAttackkkk 🇵🇭 943 35 9ms 26 Jul 2022 142nd FlorianCassayre 🇫🇷 943 35 9ms 21 Sep 2022 142nd JRaspass 🇬🇧 943 35 9ms 22 Sep 2022 142nd BloodStormKnight 943 35 8ms 14 Oct 2022 142nd madex 🇩🇪 943 35 8ms 10 Nov 2022 142nd astdefu 943 35 9ms 10 Dec 2022 142nd cefqrn 943 35 8ms 8 Jan 2023 142nd randolchance 943 35 9ms 19 Jan 2023 142nd niklv 🇷🇺 943 35 8ms 21 Jan 2023 142nd Adix-null 🇱🇹 943 35 9ms 4 Jul 2023 142nd TheRealOhead 🇺🇸 943 35 9ms 28 Jul 2023 142nd Tenclea 943 35 9ms 24 Aug 2023 142nd speles 🇺🇦 943 35 9ms 12 Nov 2023 142nd Herbert00709 🇵🇱 943 35 8ms 19 Nov 2023 142nd dylanarmstrong 943 35 8ms 12 Dec 2023 142nd Mandrzejy 🇵🇱 943 35 9ms 27 Mar 2024 142nd R4z0rX 943 35 9ms 24 Aug 2024 142nd XenThe 🇬🇧 943 35 9ms 14 Jul 2025 142nd timhaj 🇸🇮 943 35 9ms 12 Sep 2025 142nd Andrey2001 943 35 10ms 10 days ago 142nd Lv0Sys 🇵🇱 943 35 9ms 6 days ago 174th jakobwitte 917 36 9ms 19 Apr 2018 174th Brassawiking 917 36 9ms 22 Jul 2018 174th caasinehc 917 36 8ms 16 Oct 2018 174th ehouais 917 36 9ms 19 Oct 2018 174th ly0va 917 36 9ms 15 Jan 2019 174th ravenblackx 917 36 8ms 1 Feb 2019 174th nhaynes84 917 36 8ms 14 Feb 2019 174th kevokevol 917 36 9ms 28 Apr 2019 174th KrausRaus 🇺🇸 917 36 8ms 28 Aug 2019 174th Johannesd3 917 36 9ms 5 Apr 2020 174th bac0id 917 36 8ms 17 Jun 2020 174th Kibble 917 36 9ms 11 Jul 2020 174th itsh01 917 36 9ms 12 Jul 2020 174th thisishowmymindworks 🇳🇴 917 36 10ms 5 Aug 2020 174th ToriTheChicken 917 36 9ms 9 Aug 2020 174th yzhs 🇩🇪 917 36 9ms 20 Aug 2020 174th tscherter 917 36 9ms 6 Dec 2020 174th petreleon 917 36 8ms 21 Dec 2020 174th boxjelly 917 36 8ms 13 Feb 2021 174th Re-Adventures 🇮🇳 917 36 8ms 17 Mar 2021 174th ktiy 917 36 9ms 19 Apr 2021 174th ScottHamper 917 36 9ms 22 May 2021 174th MichaelMBradley 🇨🇦 917 36 9ms 21 Mar 2022 174th tkr-sh 🇰🇵 917 36 9ms 14 Jul 2022 174th BlobTheKat 917 36 9ms 18 Jul 2022 174th Setvizan 917 36 9ms 6 Jan 2023 174th piano-miles 917 36 8ms 18 Feb 2023 174th rniii 917 36 10ms 19 Oct 2023 174th olleicua 🇺🇸 917 36 8ms 10 Jan 2024 174th mathisfun271 917 36 9ms 19 Feb 2024 174th IlkkaTakala 917 36 9ms 29 Apr 2024 174th hacker112 🇸🇪 917 36 9ms 14 Jun 2024 174th eMGeeneer 917 36 9ms 31 Jul 2024 174th madeforlosers 917 36 9ms 18 Sep 2024 174th smclaughlin-cf 917 36 9ms 19 Feb 2025 174th attila8192 917 36 9ms 4 Mar 2025 174th plcc0 917 36 9ms 27 Mar 2025 174th wolftxt 917 36 8ms 14 Jul 2025 174th dokutan 917 36 9ms 17 days ago 213th p01 892 37 9ms 1 Jan 2018 213th ScheintodX 892 37 9ms 16 Mar 2018 213th Nash171 892 37 9ms 11 Aug 2018 213th GitaMonster 892 37 9ms 8 Sep 2018 213th tianshuo 892 37 8ms 19 Jun 2019 213th mrxz 🇳🇱 892 37 9ms 27 Jun 2019 213th dymowski 892 37 8ms 11 Jan 2020 213th leo-ard 892 37 9ms 18 Jul 2020 213th cbondurant 892 37 8ms 26 Jul 2020 213th PatrickStephansen 🇿🇦 892 37 9ms 24 Aug 2020 213th revlayle 🇺🇸 892 37 8ms 22 Feb 2021 213th Dazza314 🇬🇧 892 37 8ms 15 Apr 2021 213th Luj8n 892 37 9ms 1 Jun 2021 First Prev 151–225 of 854 Next Last