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 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 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 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 721st Moritz-Siegel 550 60 9ms 11 Jan 2018 721st SamirHodzic 550 60 10ms 12 Oct 2018 721st MaartenStaa 550 60 25ms 5 Jan 2020 721st ze-h 🇺🇸 550 60 10ms 10 Jan 2022 721st MattShaile 550 60 9ms 20 Mar 2022 721st Cinnamonsroll 550 60 9ms 18 Oct 2022 721st MisterrLuck 550 60 10ms 31 Jul 2024 721st noahhorlacher 550 60 9ms 8 Dec 2024 729th rxl3 541 61 26ms 15 Mar 2018 729th wrauner 541 61 9ms 6 Aug 2019 729th PeriBooty 541 61 28ms 26 Nov 2019 729th tekaireb 541 61 21ms 24 Jul 2021 729th mackereldev 541 61 10ms 27 Apr 2022 729th Smetalo 541 61 9ms 24 Aug 2022 729th DCerane 541 61 27ms 14 Oct 2022 729th mobibluman 541 61 9ms 23 Oct 2023 737th N3phi1im 532 62 9ms 22 Nov 2018 737th janga1 532 62 8ms 19 Aug 2021 737th charlieharutaka 532 62 9ms 28 Sep 2021 737th Gpopcorn 532 62 8ms 29 Mar 2022 737th programmeruser2 532 62 9ms 3 Mar 2023 737th ANovelForStudy 532 62 9ms 9 Jun 2023 737th deniz-blue 532 62 10ms 19 Oct 2023 737th TotoAJ 532 62 9ms 12 Dec 2023 745th ahmedzafar89 524 63 8ms 13 Sep 2018 745th McErer 524 63 9ms 11 Jan 2019 745th blucky36 524 63 25ms 27 Feb 2019 745th Jdender 524 63 37ms 21 Aug 2019 745th DaCoolOne 524 63 11ms 24 Nov 2019 745th grenierdev 524 63 9ms 3 Dec 2019 745th saschakaupp 524 63 9ms 5 Dec 2019 745th Randomness74 524 63 9ms 14 Mar 2020 745th heigertd 524 63 10ms 26 May 2020 745th Fulkman 524 63 9ms 19 Sep 2020 745th Fanrco 524 63 9ms 31 Aug 2023 745th null-tangent 524 63 25ms 3 Apr 2025 757th DmyBor 516 64 9ms 4 May 2018 757th ollybrabs 516 64 19ms 22 Aug 2018 757th Kingohearts 516 64 9ms 22 Sep 2018 757th sammylou852 516 64 9ms 30 Nov 2018 757th jonot-cyber 516 64 9ms 16 Jun 2019 757th Pablo-No 516 64 9ms 15 Jul 2020 757th richard-oelze 🇩🇪 516 64 10ms 6 Nov 2020 757th WilliamKeating 516 64 10ms 14 Jan 2022 757th OfficialCB 516 64 9ms 11 Dec 2023 757th Mikey-Beep 🇬🇧 516 64 9ms 25 Dec 2024 767th varbrad 508 65 8ms 5 Dec 2017 767th masashimachida 508 65 9ms 27 Jul 2020 767th kozgera 508 65 9ms 9 Apr 2021 767th kellyGipson 508 65 10ms 2 Jun 2021 767th Ivraj 508 65 26ms 11 Dec 2022 767th osNiko 🇧🇷 508 65 9ms 12 days ago 773rd Draegert 500 66 19ms 4 Jun 2019 773rd con-cs 500 66 9ms 26 Oct 2021 773rd RegularSalamander 500 66 38ms 29 Jan 2022 773rd Zylar-xD 500 66 10ms 1 Apr 2022 773rd Lxkasmehl 500 66 9ms 17 Jul 2025 773rd Xanderium 500 66 9ms 29 Aug 2025 779th labster 493 67 20ms 5 Mar 2018 779th aberthier 493 67 25ms 6 Mar 2018 779th GustavSt 493 67 10ms 4 Mar 2020 779th mattduag 493 67 9ms 20 Dec 2022 779th henrygagnier 493 67 9ms 19 Nov 2024 784th ChuaJ 485 68 9ms 25 Apr 2019 784th EfiGordon 485 68 10ms 24 Jul 2020 784th aphrim 🇺🇸 485 68 8ms 30 Oct 2021 784th pfysches-boop 485 68 9ms 6 Aug 2023 788th cooldreamer 478 69 10ms 20 Aug 2019 788th gabsumm 478 69 10ms 12 Jan 2022 790th everchanger 471 70 9ms 6 Jun 2020 790th tik25 471 70 9ms 28 Mar 2024 792nd abishek28007 465 71 9ms 7 Sep 2020 792nd k4rli 465 71 9ms 20 Jan 2021 792nd jessegyger 465 71 9ms 7 Nov 2022 792nd Pyro569 465 71 9ms 30 Jul 2023 792nd apokryfos 465 71 26ms 18 Aug 2023 797th rishavb123 458 72 9ms 19 Jul 2018 797th DaleNaci 458 72 10ms 19 Jul 2018 797th Cr3aHal0 458 72 9ms 14 Jun 2019 797th Tert0 458 72 24ms 24 Apr 2021 First Prev 721–800 of 873 Next Last