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 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 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 Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Bytes Time Submitted 800th TheZwierzLF 🇵🇱 446 74 26ms 9 Jan 2026 802nd robertfairley 440 75 24ms 21 Feb 2018 802nd dillon-duncando 440 75 25ms 21 Dec 2021 802nd Hyperoplex145 440 75 9ms 2 Jan 2026 805th sethimcclaine 434 76 9ms 5 Apr 2019 805th James-revans 434 76 8ms 31 Dec 2019 805th thacuber2a03 🇩🇴 434 76 9ms 24 Jul 2024 808th tfk333 429 77 8ms 23 Feb 2018 809th skinnersp 423 78 25ms 13 Jul 2020 809th PoseidonCoder 423 78 9ms 25 Aug 2020 809th Meatballman 423 78 9ms 1 Aug 2022 809th MyXoToD 🇩🇪 423 78 9ms 7 May 2025 813th marissa999 418 79 9ms 9 Jan 2018 813th StronkCheese 🇺🇸 418 79 9ms 13 Mar 2023 815th Starwort 🇬🇧 413 80 8ms 15 Dec 2018 815th marea 413 80 8ms 18 Jun 2020 817th dcure73 407 81 9ms 7 Jun 2019 817th tickct 407 81 27ms 13 Sep 2019 817th shawphy 407 81 9ms 15 Oct 2021 817th PowershellKnut 🇳🇴 407 81 9ms 7 Jan 2024 821st jakethakur 402 82 8ms 30 Mar 2018 821st steedwards241 402 82 9ms 12 Nov 2020 821st brodie-m 402 82 9ms 24 Nov 2022 821st rushi0326 402 82 9ms 26 Dec 2023 825th pashabou 398 83 9ms 5 Apr 2018 825th WilleyOhana 398 83 27ms 26 Feb 2021 825th rossmacfarlane 398 83 9ms 9 Nov 2022 828th MarlonClark 393 84 9ms 30 Dec 2019 828th ThePyProgrammer 393 84 9ms 14 Dec 2021 828th ahorihan 393 84 9ms 3 Aug 2022 831st syedad218 384 86 9ms 12 Jul 2023 832nd MatthewDietrich 379 87 27ms 6 Jun 2018 833rd dkdub 371 89 9ms 2 Jun 2018 833rd dbkirk4211 371 89 9ms 3 May 2024 835th aloehan 367 90 9ms 18 Dec 2017 835th Designer023 367 90 9ms 7 Feb 2020 835th feherd 367 90 9ms 15 Nov 2023 838th hacker19374 363 91 10ms 8 Mar 2023 838th JackieAlacrity2373 363 91 9ms 14 May 2024 840th nickforddev 359 92 10ms 28 Nov 2023 841st Alice-Cheshire 355 93 9ms 26 Feb 2018 842nd pablaber 347 95 26ms 28 Sep 2017 843rd kelvinauta 340 97 27ms 28 Dec 2025 844th kevinnaviapaiva 337 98 9ms 17 Feb 2025 845th polyrtm 330 100 8ms 17 Nov 2018 845th jtaxen 330 100 9ms 18 Mar 2022 847th itsabdelrahman 324 102 8ms 22 May 2018 848th Noah-Fox 311 106 10ms 1 Jun 2022 849th mathu99 287 115 9ms 11 Oct 2017 850th ryanarobbins 284 116 25ms 4 Jun 2020 851st Raka-Raka 282 117 10ms 18 Jan 2020 852nd zbaklund 277 119 9ms 12 Apr 2018 852nd danielproctor31 277 119 9ms 28 Mar 2019 852nd patrick96 277 119 9ms 4 Jan 2020 855th jcwebhole 275 120 8ms 28 Jun 2018 856th shuabrannigan 260 127 9ms 3 Apr 2023 857th AlexGoldthorpe 250 132 9ms 23 Oct 2020 858th nephila-nacrea 🇬🇧 236 140 10ms 17 Aug 2020 859th KatieLG-Transpiler 🇬🇧 232 142 9ms 23 Jun 2022 860th alvincentinio 209 158 9ms 9 Jul 2019 861st NathanGabrielson 205 161 9ms 30 Mar 2022 862nd mothcolada 🇺🇸 192 172 8ms 13 Apr 2021 862nd mokymok 🇺🇸 192 172 9ms 9 Nov 2021 864th kmegoryc 177 186 8ms 29 Oct 2019 865th Yen-Peng 173 191 10ms 14 Jul 2020 866th PaulCouthouis 167 198 9ms 30 Nov 2022 867th BKGSr2 164 201 9ms 17 Mar 2023 868th bensrobe 136 243 9ms 25 Feb 2019 869th seanleken 123 269 25ms 7 Oct 2019 First Prev 801–869 of 869
