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 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 Chars Time Submitted 213th Foxinatel 892 37 8ms 21 Aug 2021 213th devinwelch 892 37 8ms 7 Oct 2021 213th MathisBullinger 892 37 9ms 13 Nov 2021 213th uttumuttu 🇫🇮 892 37 9ms 4 Jan 2022 213th stefangabos 🇷🇴 892 37 9ms 22 Aug 2022 213th MadScience137 892 37 8ms 18 Oct 2022 213th coreynash 892 37 9ms 9 Nov 2022 213th jhpaques 🇫🇷 892 37 9ms 3 Dec 2022 213th retrohun 892 37 8ms 27 Dec 2022 213th Naruyoko 892 37 8ms 6 Mar 2023 213th blobotic 892 37 9ms 13 Jun 2023 213th enrico-canva 892 37 9ms 7 Aug 2023 213th adriweb 🇫🇷 892 37 8ms 8 Aug 2023 213th CornerMercury 🇬🇧 892 37 9ms 24 Sep 2023 213th jbt 892 37 9ms 25 Dec 2023 213th HumanoidCPU 892 37 8ms 16 Mar 2024 213th SpiritAxolotl 🇺🇸 892 37 8ms 22 Mar 2024 213th deancureton 892 37 8ms 24 Mar 2024 213th Xzyaihni 892 37 8ms 26 Apr 2024 213th daniel-cardone 892 37 8ms 6 Jul 2024 213th Mabeloid 🇳🇴 892 37 9ms 13 Oct 2024 213th wh3n3v3r 🇨🇿 892 37 8ms 13 Nov 2024 213th andrewjc2000 892 37 10ms 7 Mar 2025 213th aliakseikalosha 892 37 8ms 5 Jul 2025 250th rwellens 868 38 9ms 29 Dec 2017 250th justecorruptio 868 38 8ms 13 Apr 2018 250th jackkav 868 38 9ms 1 Jul 2018 250th mintypython 868 38 9ms 14 Oct 2018 250th saramaebee 868 38 8ms 14 Oct 2018 250th tangweikun 868 38 9ms 23 Oct 2018 250th cryosis7 868 38 9ms 28 Nov 2018 250th dee-gomma 868 38 9ms 27 Mar 2019 250th handisb 868 38 9ms 20 Oct 2019 250th lukedigby 868 38 9ms 28 Mar 2020 250th marcin7Cd 868 38 9ms 15 May 2020 250th davishyer 868 38 9ms 22 Mar 2021 250th roor0 868 38 8ms 22 Mar 2021 250th kayahr 868 38 8ms 18 Jun 2021 250th blasio99 868 38 9ms 2 Nov 2021 250th daniel-pedersen 🇸🇪 868 38 9ms 6 Mar 2022 250th tcrognon 868 38 9ms 23 May 2022 250th Kesefon 868 38 9ms 5 Nov 2022 250th krcs 🇵🇱 868 38 9ms 27 Nov 2022 250th nstearns96 🇬🇧 868 38 9ms 28 Nov 2022 250th FrederikHutfless 🇩🇪 868 38 8ms 23 Dec 2022 250th Mazn3k 868 38 9ms 11 Feb 2023 250th Just4FunCoder 868 38 9ms 6 Dec 2023 250th Jonatan6 🇩🇰 868 38 9ms 15 Mar 2024 250th Emsa001 868 38 9ms 18 May 2024 275th tynovsky 846 39 8ms 21 Oct 2017 275th mcammara 846 39 9ms 25 Jul 2018 275th Nefsen402 846 39 9ms 24 Jan 2019 275th Mikaeel66 846 39 9ms 8 Nov 2019 275th pomber 846 39 9ms 8 Jul 2020 275th danielyule 846 39 9ms 9 Aug 2020 275th StefanTifrea 846 39 9ms 5 Oct 2020 275th ashscodes 846 39 8ms 2 Nov 2020 275th bastienvoirin 🇫🇷 846 39 9ms 28 Nov 2020 275th Athe81 846 39 9ms 8 Jan 2021 275th sultan 846 39 9ms 5 May 2021 275th TechNolaByte 846 39 8ms 26 Nov 2021 275th pavelb 846 39 9ms 8 Aug 2022 275th GreenBeansAgainstVeganism 846 39 9ms 13 Jan 2023 275th KevinAndryan 846 39 10ms 10 Jul 2023 275th Davr1 🇨🇿 846 39 9ms 14 Oct 2023 275th bsara 846 39 8ms 21 Oct 2023 275th gussy420 846 39 9ms 27 Oct 2023 275th ollyspooner 846 39 9ms 17 Nov 2023 275th 0scarB 846 39 8ms 15 Jun 2024 275th yb1yb1 846 39 9ms 6 Oct 2024 275th a6166231 🇨🇳 846 39 8ms 15 May 2025 297th rault-a 825 40 8ms 22 Aug 2018 297th kevlened 825 40 9ms 22 Oct 2018 297th aschui 825 40 8ms 5 Nov 2018 297th smnjameson 825 40 9ms 26 Apr 2019 First Prev 226–300 of 854 Next Last