Fibonacci in all languages 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 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 Multitap Input 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 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 Multitap Input 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 743rd luuumine 🇫🇷 953 47 2ms 23 Oct 2025 743rd ansgustjd 953 47 2ms 5 Nov 2025 743rd cefqrn 953 47 1ms 17 Nov 2025 743rd solisolu 953 47 2ms 27 days ago 743rd bzd7 953 47 2ms 10 days ago 831st lukechampine 953 79 259ms 16 Apr 2020 831st bendiscz 953 79 259ms 16 Apr 2020 831st primo-ppcg 🇹🇭 953 79 257ms 16 Apr 2020 831st nwwdles 953 79 264ms 16 Apr 2020 831st cmethvin 953 79 268ms 16 Apr 2020 831st PFedak 953 79 267ms 16 Apr 2020 831st guliyevemil1 🇦🇿 953 79 262ms 16 Apr 2020 831st tflyons 953 79 266ms 17 Apr 2020 831st 1lann 953 79 261ms 17 Apr 2020 831st jerrandolph 953 79 311ms 17 Apr 2020 831st Shanethegamer 🇺🇸 953 79 260ms 17 Apr 2020 831st jamesallured 953 79 257ms 18 Apr 2020 831st stuartcarnie 953 79 262ms 18 Apr 2020 831st yzhs 🇩🇪 953 79 257ms 19 Apr 2020 831st MahlerFive 🇨🇦 953 79 264ms 20 Apr 2020 831st b97tsk 953 79 258ms 20 Apr 2020 831st jerome-laforge 953 79 260ms 20 Apr 2020 831st yzzyx 953 79 263ms 20 Apr 2020 831st aivarasbaranauskas 953 79 257ms 20 Apr 2020 831st j0ran 953 79 268ms 20 Apr 2020 831st joaxcar 953 79 257ms 20 Apr 2020 831st potatoattack 953 79 261ms 20 Apr 2020 831st titpetric 953 79 262ms 20 Apr 2020 831st agschwender 953 79 262ms 20 Apr 2020 831st crholm 953 79 260ms 21 Apr 2020 831st tsakath 953 79 264ms 22 Apr 2020 831st SirBogman 🇺🇸 953 79 272ms 23 Apr 2020 831st cduerm 953 79 260ms 12 May 2020 831st prplz 🇦🇺 953 79 261ms 5 Jul 2020 831st dpatterbee 953 79 255ms 20 Aug 2020 831st KatieLG 🇬🇧 953 79 259ms 28 Sep 2020 831st Irratix 🇳🇱 953 79 255ms 17 Oct 2020 831st nwellnhof 🇩🇪 953 79 250ms 17 Oct 2020 831st NewDefectus 🇮🇱 953 79 258ms 1 Nov 2020 831st emplv 🇱🇻 953 79 261ms 24 Nov 2020 831st JayXon 🇺🇸 953 79 268ms 27 Dec 2020 831st GrayJoKing 🇦🇺 953 79 261ms 9 Jan 2021 831st Lydxn 🇨🇦 953 79 261ms 10 Jan 2021 831st sisyphus-ppcg 🇦🇺 953 79 266ms 22 Jan 2021 831st MatheusAvellar 🇧🇷 953 79 262ms 6 May 2021 831st Natanaelel 🇸🇪 953 79 254ms 27 May 2021 831st cure-honey 🇯🇵 953 79 261ms 23 Jun 2021 831st vang1ong7ang 953 79 260ms 26 Oct 2021 831st yzkonchain 953 79 283ms 26 Oct 2021 831st Hecate2 953 79 263ms 26 Oct 2021 831st MeWhenI 🇻🇦 953 79 270ms 4 Nov 2021 831st stefangimmillaro 953 79 256ms 7 Jan 2022 831st btnlq 953 79 283ms 1 Feb 2022 831st JRaspass 🇬🇧 953 79 259ms 29 Mar 2022 831st martin-viggiano 953 79 255ms 22 Jun 2022 831st hajimehoshi 🇯🇵 953 79 259ms 24 Sep 2022 831st Steffan153 🇫🇮 953 79 258ms 1 Oct 2022 831st kimbo 🇺🇸 953 79 276ms 27 Dec 2022 831st m-tkach 🇺🇦 953 79 252ms 14 Jun 2023 831st sean-niemann 🇺🇸 953 79 290ms 27 Jun 2023 831st ovs-code 🇩🇪 953 79 260ms 16 Aug 2023 831st snoozingnewt 🇨🇦 953 79 258ms 23 Sep 2023 831st Yewzir 🇧🇪 953 79 263ms 21 Oct 2023 831st elgan65536 953 79 256ms 23 Oct 2023 831st Betuaredead 953 79 258ms 12 Nov 2023 831st DialFrost 🇸🇬 953 79 274ms 16 Dec 2023 831st kkoenig 953 79 258ms 22 Dec 2023 831st harshit54 953 79 264ms 6 Jan 2024 831st bzijlema 🇳🇱 953 79 258ms 26 Jan 2024 831st bastatom 953 79 249ms 16 Feb 2024 831st neel11235813 953 79 264ms 26 Mar 2024 831st Grrisly 953 79 275ms 27 Mar 2024 831st jipsong 🇩🇪 953 79 274ms 13 Jun 2024 831st dbut2 🇦🇺 953 79 263ms 16 Jul 2024 831st edsrzf 🇳🇿 953 79 260ms 2 Sep 2024 First Prev 826–900 of 9,572 Next Last
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