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 631st dodecahedron6291 961 69 55ms 3 Nov 2024 631st 09cf 961 69 55ms 16 Dec 2024 631st yeminghan2021 961 69 51ms 1 Feb 2025 631st KasperKivimaeki 🇫🇮 961 69 52ms 24 Mar 2025 631st b-illy 🇬🇧 961 69 50ms 31 May 2025 631st joaosigma 🇵🇹 961 69 54ms 12 Jul 2025 631st rucin93 🇵🇱 961 69 56ms 23 Jul 2025 631st gusrod-coder 961 69 54ms 19 Sep 2025 631st Yax42 🇫🇷 961 69 55ms 4 Oct 2025 631st AdrienHache 🇫🇷 961 69 51ms 6 Oct 2025 631st snoozingnewt 🇺🇸 961 69 51ms 24 Oct 2025 631st luuumine 🇫🇷 961 69 52ms 30 Oct 2025 688th kmaork 🇮🇱 960 37 10ms 18 Apr 2018 688th edre 960 37 9ms 2 May 2018 688th tjtnorton 960 37 9ms 8 Nov 2018 688th PawaritL 960 37 9ms 28 Jan 2019 688th PFischbeck 960 37 9ms 2 Aug 2019 688th hoodadam 960 37 10ms 25 Oct 2019 688th CyberTapir 960 37 10ms 29 Jul 2020 688th McAidan99 960 37 10ms 29 Jul 2020 688th obamaman360 960 37 9ms 29 Jul 2020 688th PhonicCanine 960 37 9ms 1 Aug 2020 688th BBoehm 🇩🇪 960 37 11ms 8 Dec 2020 688th neihousaigaai 960 37 9ms 8 May 2021 688th jacklynnepenick 960 37 10ms 13 Aug 2021 688th jrm5399 🇰🇿 960 37 9ms 31 Jan 2022 688th mathisfun271 960 37 9ms 5 Mar 2022 688th Nicronmil 960 37 9ms 22 Nov 2022 688th CatsAreFluffy 960 37 10ms 18 Feb 2023 688th cesarm4 960 37 13ms 30 Apr 2023 688th AlexanderFair 960 37 9ms 29 Jun 2023 688th nyoshe 960 37 10ms 10 Oct 2023 688th Grrisly 960 37 9ms 9 Nov 2023 688th 5cw 🇺🇸 960 37 9ms 13 Jul 2024 688th Zounon 960 37 10ms 18 Sep 2025 688th hellopir2 960 37 10ms 11 Oct 2025 712th Lydxn 🇨🇦 958 64 4,221ms 13 Jan 2022 712th JayXon 🇺🇸 958 64 130ms 14 Jan 2022 712th kumavale 958 64 125ms 14 Jan 2022 712th frozolotl 958 64 117ms 19 Jan 2022 712th lyphyser 958 64 120ms 21 Jul 2023 712th lynn 958 64 121ms 7 Jul 2024 712th acotis 958 64 120ms 23 Jan 2025 712th DialFrost 🇸🇬 958 64 118ms 4 Apr 2025 712th edsrzf 🇳🇿 958 64 128ms 5 Apr 2025 712th pardouin 🇫🇷 958 64 123ms 17 Apr 2025 712th error256 958 64 122ms 17 Apr 2025 712th emgordon154 958 64 124ms 18 Apr 2025 712th ovs-code 🇩🇪 958 64 121ms 20 Apr 2025 712th plcc0 958 64 119ms 21 Apr 2025 712th sean-niemann 🇺🇸 958 64 119ms 4 Jun 2025 712th Shanethegamer 🇺🇸 958 64 120ms 13 Jun 2025 712th sisyphus-ppcg 🇦🇺 958 64 4,202ms 18 Oct 2025 712th brie-r 958 64 120ms 6 days ago 730th sisyphus-ppcg 🇦🇺 953 28 85ms 14 Dec 2022 730th Lydxn 🇨🇦 953 28 81ms 15 Dec 2022 730th DialFrost 🇸🇬 953 28 86ms 5 Jul 2025 733rd prplz 🇦🇺 953 47 2ms 9 Mar 2019 733rd filharmonista 953 47 2ms 13 Mar 2020 733rd Attero 🇸🇪 953 47 2ms 14 May 2020 733rd nwellnhof 🇩🇪 953 47 2ms 4 Oct 2020 733rd primo-ppcg 🇹🇭 953 47 2ms 5 Oct 2020 733rd alexdreptate 953 47 2ms 9 Oct 2020 733rd paulcirstean-yonder 🇷🇴 953 47 1ms 10 Oct 2020 733rd urojony 🇵🇱 953 47 2ms 28 Dec 2020 733rd GrayJoKing 🇦🇺 953 47 2ms 9 Jan 2021 733rd mihaits 953 47 2ms 29 Jan 2021 733rd NewDefectus 🇮🇱 953 47 2ms 1 Feb 2021 733rd MatheusAvellar 🇧🇷 953 47 2ms 7 May 2021 733rd inventshah 953 47 2ms 8 May 2021 733rd pandapawskat 953 47 2ms 1 Sep 2021 733rd Irratix 🇳🇱 953 47 2ms 1 Sep 2021 733rd lynn 953 47 2ms 2 Oct 2021 733rd vang1ong7ang 953 47 2ms 26 Oct 2021 733rd janbehrens 🇩🇪 953 47 2ms 26 Oct 2021 First Prev 676–750 of 9,502 Next Last