Farey Sequence 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 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) 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 Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab 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) 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 Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Bytes Time Submitted 641st luuumine 🇫🇷 712 120 63ms 19 Nov 2025 642nd drabart 🇵🇱 711 91 2ms 7 Dec 2023 643rd adamnielson42 🇺🇸 709 64 6ms 1 Dec 2023 644th commandz0 🇺🇸 707 90 11ms 1 Dec 2023 644th ZakkkkAttackkkk 🇵🇭 707 90 11ms 9 May 2024 644th Bmrl7 707 90 11ms 24 Dec 2025 647th SirBogman 🇺🇸 706 41 2ms 1 Dec 2023 648th Shanethegamer 🇺🇸 706 73 1,270ms 1 Dec 2023 649th Yewzir 🇧🇪 705 137 318ms 5 Jan 2024 650th DialFrost 🇸🇬 703 60 293ms 16 Jul 2024 651st weliveinhell 🇭🇹 703 92 2ms 2 Dec 2023 652nd MeWhenI 🇻🇦 700 101 1,025ms 1 Dec 2023 653rd agreegious 699 91 13ms 17 Nov 2024 653rd ahmetdemirag 🇨🇾 699 91 12ms 1 Feb 2026 653rd BrunoVisnadi 🇧🇷 699 91 11ms 4 days ago 656th KatieLG 🇬🇧 699 105 388ms 8 Jan 2026 657th saito-ta 🇯🇵 699 141 2,676ms 14 Dec 2023 658th albanian-laundromat 🇺🇸 698 270 14ms 8 Dec 2025 659th Shanethegamer 🇺🇸 694 91 70ms 13 Dec 2024 660th MeWhenI 🇻🇦 693 108 4ms 1 Dec 2023 661st Babafaba 692 92 12ms 22 Oct 2025 661st Matter1024 🇮🇳 692 92 16ms 16 days ago 663rd Yewzir 🇧🇪 692 98 11ms 9 Jan 2025 664th msbranicky 690 140 309ms 1 Jan 2024 665th Yewzir 🇧🇪 689 83 1,044ms 5 Feb 2025 666th HumanoidCPU 689 124 60ms 5 Mar 2024 667th MateuszPietrzak 🇵🇱 688 94 2ms 7 Dec 2023 668th error256 687 75 1,251ms 11 Feb 2026 669th Yewzir 🇧🇪 687 79 1ms 26 May 2024 670th fantaize 687 111 123ms 10 Mar 2026 671st HumanoidCPU 686 96 2ms 16 Nov 2025 672nd tatzyr 🇯🇵 685 61 41ms 29 Dec 2024 673rd cyrilboyer 🇫🇷 685 141 347ms 14 Dec 2023 674th Shanethegamer 🇺🇸 684 90 85ms 1 Dec 2023 675th keelimeguy 🇺🇸 684 93 11ms 14 Jun 2025 676th SirFireball3521 683 64 157ms 13 Sep 2024 677th commandz0 🇺🇸 683 90 425ms 15 Jan 2024 678th JohandeRuiter 🇳🇱 681 95 2ms 22 Jan 2025 679th SirBogman 🇺🇸 677 54 36ms 1 Dec 2023 680th mikehanus 677 94 12ms 5 Dec 2023 680th eiburns 677 94 11ms 13 Dec 2023 680th msbranicky 677 94 11ms 1 Jan 2024 680th InigoK 🇺🇸 677 94 11ms 29 Aug 2025 684th MeWhenI 🇻🇦 676 82 10ms 1 Dec 2023 685th Daniel-Ellison 675 74 579ms 4 days ago 686th Shanethegamer 🇺🇸 675 106 16ms 31 Jan 2024 686th AlephSquirrel 675 106 12ms 24 Jun 2024 688th the-zammers 675 108 129ms 15 Dec 2023 689th DialFrost 🇸🇬 671 101 11ms 12 Dec 2024 690th kmathis22 671 113 533ms 6 Dec 2025 691st janbehrens 🇩🇪 670 95 13ms 1 Dec 2023 691st wuzekai518 670 95 11ms 16 Jul 2024 691st CoolBvll 670 95 12ms 13 Jun 2025 691st Techdude01 670 95 11ms 14 Aug 2025 695th Ripick 669 94 129ms 24 Jun 2024 696th janbehrens 🇩🇪 668 83 7ms 1 Dec 2023 697th Babafaba 668 92 490ms 22 Oct 2025 698th BREMAUCY 🇫🇷 665 106 91ms 4 Dec 2023 699th HumanoidCPU 665 114 454ms 8 Nov 2025 700th NickTheEASDude 🇺🇸 664 87 13ms 25 Apr 2024 701st MichalMarsalek 🇨🇿 662 95 125ms 1 Dec 2023 702nd luuumine 🇫🇷 660 98 2ms 19 Nov 2025 703rd tobeannouncd 657 111 128ms 11 Jan 2024 704th MeWhenI 🇻🇦 655 191 7ms 1 Dec 2023 705th msbranicky 654 94 554ms 17 Jan 2024 706th MeWhenI 🇻🇦 651 84 5ms 16 Aug 2024 707th bac0id 649 98 12ms 10 Jan 2025 707th Troon 649 98 12ms 18 Feb 2025 707th JOrE20 649 98 11ms 22 Feb 2026 710th dokutan 649 149 329ms 10 Dec 2024 711th cyrilboyer 🇫🇷 646 118 118ms 19 Dec 2023 712th alomiF 645 113 152ms 6 Dec 2023 713th snoozingnewt 🇨🇦 644 150 332ms 15 Oct 2025 714th Ripick 643 99 11ms 1 Dec 2023 714th hellwue 643 99 11ms 22 Feb 2024 716th jbt 642 90 11ms 24 Dec 2023 716th JOrE20 642 90 12ms 27 Jan 2026 718th snoozingnewt 🇨🇦 641 110 92ms 15 Oct 2025 719th Yewzir 🇧🇪 640 92 150ms 27 Mar 2024 720th elgan65536 🇺🇸 640 101 2ms 5 Dec 2023 First Prev 641–720 of 1,620 Next Last