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 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) Taxicab Numbers 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 Dragon Curve Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers Huffman Encoder NFA Simulator Nim Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic 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) Taxicab Numbers 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 Dragon Curve Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers Huffman Encoder NFA Simulator Nim Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 487th raszpi 🇭🇺 733 45 11ms 1 Sep 2023 487th yuchuehw 733 45 10ms 1 Jan 2024 487th kydogia 733 45 10ms 28 Mar 2024 487th Voltrifrodec 🇸🇰 733 45 10ms 25 Nov 2025 487th Pyroan 733 45 10ms 27 days ago 487th TommyP92 733 45 9ms 22 days ago 507th skagget77 717 46 10ms 10 Oct 2017 507th Erutuon 717 46 10ms 21 Feb 2018 507th OmegaB0t 717 46 10ms 19 Apr 2018 507th anananlyjlyj 717 46 9ms 4 Jul 2018 507th dieckie 717 46 11ms 28 Feb 2019 507th arntj 717 46 10ms 13 Apr 2019 507th Ranner198 717 46 10ms 15 Nov 2019 507th dijs 717 46 11ms 5 Dec 2019 507th Kauhentus 717 46 11ms 7 Dec 2019 507th unoctium1 717 46 10ms 14 Dec 2019 507th vonKrafft 717 46 10ms 25 Mar 2020 507th jcheritat 717 46 10ms 6 Sep 2020 507th jcsawyer123 717 46 9ms 17 Sep 2020 507th godraadam 717 46 10ms 13 Apr 2021 507th Y0UR-U5ERNAME 717 46 10ms 3 Sep 2021 507th ethandhunt 717 46 10ms 19 Sep 2021 507th martinnorling 🇸🇪 717 46 10ms 8 Feb 2022 507th sebmandal 717 46 11ms 10 May 2022 507th C0de5mith 🇺🇸 717 46 9ms 3 Aug 2022 507th Ephellon 717 46 10ms 4 Dec 2022 507th olivermrose 🇺🇸 717 46 10ms 17 Jan 2023 507th eiburns 717 46 10ms 9 Oct 2023 507th loganmacdougall 🇨🇦 717 46 10ms 19 Jan 2024 507th Jaro32768 🇸🇰 717 46 10ms 8 Feb 2024 507th Palladium02 717 46 9ms 4 May 2025 507th kellantech 717 46 12ms 17 Dec 2025 533rd Kladdkaka 702 47 10ms 9 Feb 2018 533rd HippasusSurd 702 47 10ms 25 Mar 2018 533rd sgtdck 702 47 10ms 16 Oct 2018 533rd NotGate 702 47 9ms 21 Jan 2019 533rd Cortan122 702 47 9ms 26 Feb 2019 533rd shayded-exe 702 47 10ms 10 Apr 2019 533rd Jooraz 702 47 9ms 12 May 2019 533rd nkansal96 702 47 9ms 21 May 2019 533rd JustinDowty 702 47 10ms 12 Jun 2020 533rd Juici 702 47 9ms 17 Sep 2020 533rd berenteb 🇭🇺 702 47 13ms 11 Dec 2020 533rd flowernal 702 47 9ms 25 Dec 2020 533rd lukalotl 702 47 9ms 24 May 2021 533rd Breadballs 702 47 10ms 1 Dec 2021 533rd Domicnt 702 47 10ms 2 Jan 2022 533rd Mednoob 702 47 9ms 8 Sep 2022 533rd ShiraJoseph 🇺🇸 702 47 10ms 26 Feb 2023 533rd KjeldSchmidt 702 47 9ms 23 Apr 2023 533rd bryanmytko 702 47 9ms 7 Sep 2023 533rd Seis 702 47 12ms 14 May 2024 533rd heanyang1 702 47 10ms 22 Apr 2025 533rd timothytomato 702 47 10ms 26 May 2025 533rd Florian-Pubert 702 47 10ms 25 Jun 2025 533rd jacekwladzinski 702 47 11ms 2 Oct 2025 533rd johnkiernander 702 47 9ms 12 Dec 2025 558th jsoendermann 688 48 9ms 13 Dec 2017 558th belkamax05 688 48 9ms 26 Mar 2018 558th cdanek 688 48 10ms 2 Apr 2018 558th MechaFinch 688 48 9ms 19 Feb 2019 558th TTWNO 688 48 10ms 15 Apr 2019 558th jrburga 688 48 10ms 18 Nov 2019 558th marekMin 688 48 9ms 10 Jun 2020 558th nico-bachner 688 48 10ms 28 Dec 2020 558th LakeThomason 688 48 9ms 1 Jun 2021 558th hymanimy 688 48 10ms 27 Jul 2021 558th delgoodie 688 48 10ms 19 Oct 2021 558th CutOffFrequency 688 48 9ms 31 Oct 2022 558th Weston49 688 48 11ms 11 Dec 2022 558th Baxi-codes 688 48 10ms 25 Dec 2022 558th fkantelberg 688 48 9ms 15 Jul 2023 558th Posandu 688 48 12ms 23 Sep 2023 558th azure-blondon 688 48 10ms 15 Jul 2024 558th abhishekg999 688 48 10ms 21 Sep 2024 558th gigaprofisi 🇺🇸 688 48 10ms 5 Nov 2025 577th ArturLange 673 49 10ms 31 Aug 2018 577th felixpackard 673 49 11ms 16 Mar 2020 577th hvanderdys 673 49 11ms 10 Sep 2020 577th stadamdoki 673 49 10ms 12 Apr 2021 577th cubedhuang 673 49 10ms 23 Mar 2022 577th cmoedk 673 49 10ms 5 Nov 2022 577th Florian-Mt 673 49 9ms 20 Nov 2023 577th SrGalletaEXT 673 49 11ms 22 Jul 2024 577th xShadowBlade 673 49 9ms 24 Nov 2024 577th Charlie85270 673 49 9ms 25 Jun 2025 587th petewritescode 660 50 9ms 14 Dec 2018 587th rzhade3 660 50 10ms 22 May 2020 587th taimanh229 660 50 11ms 31 Dec 2020 587th MichalMarsalek 🇨🇿 660 50 9ms 29 Nov 2021 587th fitzdotlol 🇺🇸 660 50 11ms 18 Feb 2022 587th Bonjour27891 🇻🇳 660 50 10ms 12 Mar 2022 587th jlivas 660 50 10ms 1 Jul 2022 587th tse-jp 🇯🇵 660 50 10ms 30 Nov 2022 587th tuxillator 660 50 10ms 15 Dec 2022 587th lucipas 660 50 10ms 8 May 2024 587th Vexxter9 🇳🇱 660 50 10ms 20 Sep 2024 587th allistersascha 660 50 11ms 11 Oct 2024 587th Dddatt 660 50 10ms 9 Jan 2025 587th Zach1031 660 50 10ms 15 Nov 2025 First Prev 501–600 of 876 Next Last