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 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 Bytes Time Submitted 632nd pardouin 🇫🇷 961 69 55ms 19 Oct 2024 632nd dodecahedron6291 961 69 56ms 3 Nov 2024 632nd 09cf 961 69 58ms 16 Dec 2024 632nd yeminghan2021 961 69 54ms 1 Feb 2025 632nd KasperKivimaeki 🇫🇮 961 69 57ms 24 Mar 2025 632nd b-illy 🇬🇧 961 69 55ms 31 May 2025 632nd joaosigma 🇵🇹 961 69 54ms 12 Jul 2025 632nd rucin93 🇵🇱 961 69 54ms 23 Jul 2025 632nd gusrod-coder 961 69 55ms 19 Sep 2025 632nd Yax42 🇫🇷 961 69 57ms 4 Oct 2025 632nd AdrienHache 🇫🇷 961 69 54ms 6 Oct 2025 632nd snoozingnewt 🇨🇦 961 69 54ms 24 Oct 2025 632nd luuumine 🇫🇷 961 69 58ms 30 Oct 2025 689th kmaork 🇮🇱 960 37 10ms 18 Apr 2018 689th edre 960 37 9ms 2 May 2018 689th tjtnorton 960 37 9ms 8 Nov 2018 689th PawaritL 960 37 9ms 28 Jan 2019 689th PFischbeck 960 37 9ms 2 Aug 2019 689th hoodadam 960 37 10ms 25 Oct 2019 689th CyberTapir 960 37 10ms 29 Jul 2020 689th McAidan99 960 37 10ms 29 Jul 2020 689th obamaman360 960 37 9ms 29 Jul 2020 689th PhonicCanine 960 37 9ms 1 Aug 2020 689th BBoehm 🇩🇪 960 37 11ms 8 Dec 2020 689th neihousaigaai 960 37 9ms 8 May 2021 689th jacklynnepenick 960 37 10ms 13 Aug 2021 689th jrm5399 🇰🇿 960 37 9ms 31 Jan 2022 689th mathisfun271 960 37 9ms 5 Mar 2022 689th Nicronmil 960 37 9ms 22 Nov 2022 689th CatsAreFluffy 960 37 10ms 18 Feb 2023 689th cesarm4 960 37 13ms 30 Apr 2023 689th AlexanderFair 960 37 9ms 29 Jun 2023 689th nyoshe 960 37 10ms 10 Oct 2023 689th Grrisly 960 37 9ms 9 Nov 2023 689th 5cw 🇺🇸 960 37 9ms 13 Jul 2024 689th Zounon 960 37 10ms 18 Sep 2025 689th hellopir2 960 37 10ms 11 Oct 2025 713th Lydxn 🇨🇦 958 64 4,221ms 13 Jan 2022 713th JayXon 🇺🇸 958 64 130ms 14 Jan 2022 713th kumavale 958 64 125ms 14 Jan 2022 713th frozolotl 958 64 117ms 19 Jan 2022 713th lyphyser 958 64 120ms 21 Jul 2023 713th lynn 958 64 121ms 7 Jul 2024 713th acotis 958 64 120ms 23 Jan 2025 713th DialFrost 🇸🇬 958 64 118ms 4 Apr 2025 713th edsrzf 🇳🇿 958 64 128ms 5 Apr 2025 713th pardouin 🇫🇷 958 64 123ms 17 Apr 2025 713th error256 958 64 122ms 17 Apr 2025 713th emgordon154 958 64 124ms 18 Apr 2025 713th ovs-code 🇩🇪 958 64 121ms 20 Apr 2025 713th plcc0 958 64 119ms 21 Apr 2025 713th sean-niemann 🇺🇸 958 64 119ms 4 Jun 2025 713th Shanethegamer 🇺🇸 958 64 120ms 13 Jun 2025 713th sisyphus-ppcg 🇦🇺 958 64 4,202ms 18 Oct 2025 713th brie-r 958 64 120ms 7 days ago 731st sisyphus-ppcg 🇦🇺 953 28 85ms 14 Dec 2022 731st Lydxn 🇨🇦 953 28 81ms 15 Dec 2022 731st DialFrost 🇸🇬 953 28 86ms 5 Jul 2025 734th prplz 🇦🇺 953 47 2ms 9 Mar 2019 734th filharmonista 953 47 2ms 13 Mar 2020 734th Attero 🇸🇪 953 47 2ms 14 May 2020 734th nwellnhof 🇩🇪 953 47 2ms 4 Oct 2020 734th primo-ppcg 🇹🇭 953 47 2ms 5 Oct 2020 734th alexdreptate 953 47 2ms 9 Oct 2020 734th paulcirstean-yonder 🇷🇴 953 47 1ms 10 Oct 2020 734th urojony 🇵🇱 953 47 2ms 28 Dec 2020 734th GrayJoKing 🇦🇺 953 47 2ms 9 Jan 2021 734th mihaits 953 47 2ms 29 Jan 2021 734th NewDefectus 🇮🇱 953 47 2ms 1 Feb 2021 734th MatheusAvellar 🇧🇷 953 47 2ms 7 May 2021 734th inventshah 953 47 2ms 8 May 2021 734th pandapawskat 953 47 2ms 1 Sep 2021 734th Irratix 🇳🇱 953 47 2ms 1 Sep 2021 734th lynn 953 47 2ms 2 Oct 2021 734th vang1ong7ang 953 47 2ms 26 Oct 2021 First Prev 676–750 of 9,505 Next Last