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 annaproxy 714 91 14ms 4 Dec 2023 642nd cyrilboyer 🇫🇷 713 81 13ms 21 Dec 2023 643rd luuumine 🇫🇷 712 120 63ms 19 Nov 2025 644th drabart 🇵🇱 711 91 2ms 7 Dec 2023 645th adamnielson42 🇺🇸 709 64 6ms 1 Dec 2023 646th commandz0 🇺🇸 707 90 11ms 1 Dec 2023 646th ZakkkkAttackkkk 🇵🇭 707 90 11ms 9 May 2024 646th Bmrl7 707 90 11ms 24 Dec 2025 649th SirBogman 🇺🇸 706 41 2ms 1 Dec 2023 650th Shanethegamer 🇺🇸 706 73 1,270ms 1 Dec 2023 651st Yewzir 🇧🇪 705 137 318ms 5 Jan 2024 652nd DialFrost 🇸🇬 703 60 293ms 16 Jul 2024 653rd weliveinhell 🇭🇹 703 92 2ms 2 Dec 2023 654th MeWhenI 🇻🇦 700 101 1,025ms 1 Dec 2023 655th agreegious 699 91 13ms 17 Nov 2024 655th ahmetdemirag 🇨🇾 699 91 12ms 1 Feb 2026 655th BrunoVisnadi 🇧🇷 699 91 11ms 4 days ago 658th KatieLG 🇬🇧 699 105 388ms 8 Jan 2026 659th saito-ta 🇯🇵 699 141 2,676ms 14 Dec 2023 660th albanian-laundromat 🇺🇸 698 270 14ms 8 Dec 2025 661st Shanethegamer 🇺🇸 694 91 70ms 13 Dec 2024 662nd MeWhenI 🇻🇦 693 108 4ms 1 Dec 2023 663rd Babafaba 692 92 12ms 22 Oct 2025 663rd Matter1024 🇮🇳 692 92 16ms 16 days ago 665th Yewzir 🇧🇪 692 98 11ms 9 Jan 2025 666th msbranicky 690 140 309ms 1 Jan 2024 667th Yewzir 🇧🇪 689 83 1,044ms 5 Feb 2025 668th HumanoidCPU 689 124 60ms 5 Mar 2024 669th MateuszPietrzak 🇵🇱 688 94 2ms 7 Dec 2023 670th error256 687 75 1,251ms 11 Feb 2026 671st Yewzir 🇧🇪 687 79 1ms 26 May 2024 672nd fantaize 687 111 123ms 10 Mar 2026 673rd HumanoidCPU 686 96 2ms 16 Nov 2025 674th tatzyr 🇯🇵 685 61 41ms 29 Dec 2024 675th cyrilboyer 🇫🇷 685 141 347ms 14 Dec 2023 676th Shanethegamer 🇺🇸 684 90 85ms 1 Dec 2023 677th keelimeguy 🇺🇸 684 93 11ms 14 Jun 2025 678th SirFireball3521 683 64 157ms 13 Sep 2024 679th commandz0 🇺🇸 683 90 425ms 15 Jan 2024 680th JohandeRuiter 🇳🇱 681 95 2ms 22 Jan 2025 681st SirBogman 🇺🇸 677 54 36ms 1 Dec 2023 682nd mikehanus 677 94 12ms 5 Dec 2023 682nd eiburns 677 94 11ms 13 Dec 2023 682nd msbranicky 677 94 11ms 1 Jan 2024 682nd InigoK 🇺🇸 677 94 11ms 29 Aug 2025 686th MeWhenI 🇻🇦 676 82 10ms 1 Dec 2023 687th Daniel-Ellison 675 74 579ms 4 days ago 688th Shanethegamer 🇺🇸 675 106 16ms 31 Jan 2024 688th AlephSquirrel 675 106 12ms 24 Jun 2024 690th the-zammers 675 108 129ms 15 Dec 2023 691st DialFrost 🇸🇬 671 101 11ms 12 Dec 2024 692nd kmathis22 671 113 533ms 6 Dec 2025 693rd janbehrens 🇩🇪 670 95 13ms 1 Dec 2023 693rd wuzekai518 670 95 11ms 16 Jul 2024 693rd CoolBvll 670 95 12ms 13 Jun 2025 693rd Techdude01 670 95 11ms 14 Aug 2025 697th Ripick 669 94 129ms 24 Jun 2024 698th janbehrens 🇩🇪 668 83 7ms 1 Dec 2023 699th Babafaba 668 92 490ms 22 Oct 2025 700th BREMAUCY 🇫🇷 665 106 91ms 4 Dec 2023 701st HumanoidCPU 665 114 454ms 8 Nov 2025 702nd NickTheEASDude 🇺🇸 664 87 13ms 25 Apr 2024 703rd MichalMarsalek 🇨🇿 662 95 125ms 1 Dec 2023 704th luuumine 🇫🇷 660 98 2ms 19 Nov 2025 705th tobeannouncd 657 111 128ms 11 Jan 2024 706th MeWhenI 🇻🇦 655 191 7ms 1 Dec 2023 707th msbranicky 654 94 554ms 17 Jan 2024 708th MeWhenI 🇻🇦 651 84 5ms 16 Aug 2024 709th bac0id 649 98 12ms 10 Jan 2025 709th Troon 649 98 12ms 18 Feb 2025 709th JOrE20 649 98 11ms 22 Feb 2026 712th dokutan 649 149 329ms 10 Dec 2024 713th cyrilboyer 🇫🇷 646 118 118ms 19 Dec 2023 714th alomiF 645 113 152ms 6 Dec 2023 715th snoozingnewt 🇨🇦 644 150 332ms 15 Oct 2025 716th Ripick 643 99 11ms 1 Dec 2023 716th hellwue 643 99 11ms 22 Feb 2024 718th jbt 642 90 11ms 24 Dec 2023 718th JOrE20 642 90 12ms 27 Jan 2026 720th snoozingnewt 🇨🇦 641 110 92ms 15 Oct 2025 First Prev 641–720 of 1,621 Next Last