Fibonacci in JavaScript in chars. 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 Lily 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 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 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 Chars Time Submitted 617th xnacly 🇩🇪 623 53 9ms 30 Jun 2023 617th RobertHoeh 623 53 25ms 9 Sep 2023 617th Sciman101 623 53 9ms 16 Nov 2023 617th yuigoto 623 53 26ms 25 Nov 2023 617th FISHARMNIC 623 53 25ms 15 Jan 2024 617th msbranicky 623 53 8ms 3 Jul 2024 617th tylerguy 623 53 11ms 1 Dec 2025 648th TravisBumgarner 611 54 29ms 31 Jan 2019 648th theDigg 611 54 56ms 21 Jun 2019 648th guptaniraj93 611 54 8ms 30 Jul 2019 648th sobhanbera 611 54 9ms 22 Jun 2020 648th the-north-dev 611 54 10ms 28 Aug 2020 648th ashleylamont 611 54 10ms 24 Nov 2020 648th ytaki0801 🇯🇵 611 54 10ms 19 Jun 2021 648th uiamn 611 54 50ms 6 Sep 2022 648th 104210 611 54 9ms 14 Sep 2022 648th LeftPathLane 611 54 9ms 1 Nov 2022 648th JesseNoEyes 🇺🇸 611 54 10ms 25 Sep 2024 648th goodwyna21 611 54 25ms 5 Nov 2024 648th n3uromanc3r 611 54 25ms 3 Dec 2024 661st obadiar-zz 600 55 25ms 7 Oct 2017 661st robertDurst 600 55 39ms 7 Oct 2017 661st DanSmelly 600 55 10ms 25 Jun 2020 661st brownie-in-motion 600 55 9ms 11 Jul 2020 661st pedromcsousa 🇵🇹 600 55 24ms 30 Nov 2020 661st lewdev 🇺🇸 600 55 30ms 26 Jul 2021 661st mckymsh 600 55 9ms 1 Mar 2022 661st Gravitonic 600 55 8ms 15 Dec 2022 661st IchBinMichMarkus 600 55 9ms 11 Jul 2023 661st weleho 600 55 10ms 18 Sep 2023 661st A11yship 600 55 9ms 2 Nov 2023 661st RockOfStone 600 55 10ms 23 Mar 2024 661st ErikGXDev 600 55 10ms 26 Oct 2024 661st 4very 600 55 37ms 9 Jun 2025 675th d4rkne55 589 56 10ms 2 Mar 2018 675th pbarath 589 56 9ms 13 Apr 2021 675th Ashikpaul 🇮🇳 589 56 22ms 9 May 2021 675th hpr 589 56 19ms 13 Jun 2021 675th E2dgar 589 56 10ms 30 Jan 2022 675th Simon3995 🇳🇱 589 56 9ms 10 Mar 2022 675th aneurin-h 589 56 11ms 22 Nov 2022 675th griffinschreiber 589 56 9ms 30 Oct 2024 675th MID246 589 56 9ms 14 Nov 2024 675th Laellekoenig 589 56 30ms 28 Oct 2025 685th jacobsmith 579 57 24ms 21 Jan 2019 685th phpboyscout 579 57 9ms 3 Sep 2019 685th jling90 579 57 64ms 16 Dec 2019 685th maximevredeveld 579 57 8ms 17 Jan 2021 685th kungozan 579 57 9ms 29 Mar 2021 685th benStre 579 57 22ms 19 Feb 2022 685th TheCod-r 🇦🇶 579 57 11ms 26 Feb 2023 685th blaircalderwood 579 57 9ms 25 Oct 2023 693rd rkichenama 569 58 25ms 26 Feb 2018 693rd sharabiania 569 58 24ms 27 Feb 2018 693rd davidbutt 569 58 9ms 26 Jul 2018 693rd visvirial 569 58 9ms 19 Dec 2018 693rd tadeokondrak 569 58 36ms 27 Apr 2019 693rd vladyslavprosolupov 569 58 29ms 30 May 2019 693rd Koljenka 569 58 31ms 15 Dec 2019 693rd lilyyy411 569 58 10ms 10 Sep 2021 693rd JayantaNath 569 58 9ms 17 Sep 2021 693rd AndresCardonaDev 569 58 11ms 7 Nov 2021 693rd ThibWillFulll 569 58 48ms 5 May 2022 693rd cingulataluke 569 58 9ms 21 Oct 2022 693rd ptforness 569 58 10ms 31 Dec 2022 693rd infostreams 569 58 9ms 11 Jul 2023 693rd 0vidiu 569 58 8ms 13 Dec 2023 708th verticall 559 59 10ms 28 Jul 2019 708th atsheridan 559 59 29ms 7 Feb 2020 708th greensebastian 559 59 9ms 12 May 2020 708th CataMates 559 59 9ms 2 Nov 2020 708th omarpr 559 59 15ms 12 Apr 2021 708th 2pichar 559 59 9ms 10 Nov 2022 708th 123mjb 559 59 9ms 25 Jun 2025 715th Moritz-Siegel 550 60 9ms 11 Jan 2018 715th SamirHodzic 550 60 9ms 12 Oct 2018 715th MaartenStaa 550 60 24ms 5 Jan 2020 715th ze-h 🇺🇸 550 60 9ms 10 Jan 2022 715th MattShaile 550 60 9ms 20 Mar 2022 715th Cinnamonsroll 550 60 11ms 18 Oct 2022 First Prev 641–720 of 867 Next Last