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Farey Sequence in all languages in chars. 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 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 Tower of Hanoi 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 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 Tower of Hanoi Turtle Tutorial # Golfer Points Chars Time Submitted 676th IISResetMe 629 67 760ms 4 Dec 2023 677th snoozingnewt 🇺🇸 624 109 99ms 6 hours ago 678th msbranicky 624 235 1,524ms 16 Sep 2025 679th HumanoidCPU 622 67 40ms 5 Jun 2024 680th commandblockguy 🇺🇸 622 90 10ms 1 Dec 2023 680th ZakkkkAttackkkk 🇵🇭 622 90 13ms 9 May 2024 680th HumanoidCPU 622 90 20ms 5 Jun 2024 683rd two-bad 🇬🇧 621 93 9ms 5 Feb 2024 683rd helbling 🇨🇭 621 93 9ms 16 Jun 2024 683rd snoozingnewt 🇺🇸 621 93 11ms 15 Oct 2025 686th SirBogman 🇺🇸 620 68 244ms 18 May 2024 687th Babafaba 620 86 430ms 22 Oct 2025 688th iczelia 🇩🇪 620 104 2ms 10 Oct 2025 689th dokutan 619 237 1,555ms 19 Oct 2025 690th Daniel-Ellison 617 78 605ms 8 Aug 2025 691st uttumuttu 🇫🇮 617 101 80ms 21 Dec 2023 692nd MeWhenI 🇻🇦 616 105 18ms 1 Dec 2023 693rd Steffan153 🇫🇮 616 123 306ms 5 Dec 2023 693rd Lydxn 🇨🇦 616 123 300ms 16 Dec 2023 695th agreegious 615 91 11ms 17 Nov 2024 696th msbranicky 615 154 28ms 3 Jan 2024 697th Andrey-Plotnikov 614 94 10ms 13 Jan 2025 698th bac0id 614 139 367ms 10 Jan 2025 699th Shanethegamer 🇺🇸 613 68 36ms 1 Dec 2023 700th Maximizer02 613 113 11ms 7 Nov 2024 701st dokutan 611 155 26ms 20 Apr 2025 702nd dokutan 609 86 120ms 29 Oct 2024 703rd dokutan 606 94 745ms 23 Sep 2025 704th msbranicky 606 116 78ms 2 Jan 2024 705th h3ra993huskp 🇯🇵 606 125 387ms 110 mins ago 706th dokutan 604 134 414ms 27 Sep 2025 707th annaproxy 603 107 3ms 20 Dec 2023 708th dcgjb 602 70 971ms 25 Mar 2024 709th ahmetdemirag 🇨🇾 602 93 11ms 9 Jun 2024 710th dokutan 602 113 104ms 31 Oct 2024 711th Yewzir 🇧🇪 601 96 9ms 5 Feb 2024 711th dokutan 601 96 9ms 15 Jun 2025 713th Yewzir 🇧🇪 599 135 461ms 5 Feb 2024 714th Natanaelel 🇸🇪 597 122 142ms 22 Mar 2024 715th mikehanus 596 94 11ms 5 Dec 2023 715th eiburns 596 94 10ms 13 Dec 2023 715th msbranicky 596 94 12ms 1 Jan 2024 715th InigoK 🇺🇸 596 94 11ms 29 Aug 2025 719th MeWhenI 🇻🇦 594 71 218ms 1 Dec 2023 720th commandblockguy 🇺🇸 593 90 473ms 15 Jan 2024 720th HumanoidCPU 593 90 410ms 5 Jun 2024 722nd emgordon154 593 126 12ms 2 Jan 2025 723rd dokutan 592 106 2ms 17 days ago 724th Yewzir 🇧🇪 592 115 103ms 5 Feb 2024 725th dokutan 592 144 52ms 30 Mar 2025 726th dokutan 591 119 77ms 31 Mar 2025 727th janbehrens 🇩🇪 590 95 11ms 1 Dec 2023 727th wuzekai518 590 95 10ms 16 Jul 2024 727th CoolBvll 590 95 13ms 13 Jun 2025 727th Techdude01 590 95 11ms 14 Aug 2025 731st janbehrens 🇩🇪 590 137 433ms 22 Dec 2023 732nd msbranicky 588 112 2ms 2 Jan 2024 733rd janbehrens 🇩🇪 588 145 52ms 22 Dec 2023 734th HumanoidCPU 588 164 257ms 26 Aug 2024 735th arctouch-cristiannevianna 585 125 341ms 19 Feb 2024 736th dokutan 583 130 355ms 24 Sep 2025 736th Yewzir 🇧🇪 583 130 337ms 2 Oct 2025 738th Jonatan6 🇩🇰 581 111 2ms 27 Apr 2024 738th dokutan 581 111 2ms 30 Mar 2025 740th MeWhenI 🇻🇦 580 132 5ms 1 Dec 2023 741st coreynash 577 100 10ms 14 Jul 2024 742nd rboath 577 108 82ms 17 Dec 2024 743rd Yewzir 🇧🇪 577 139 130ms 5 Feb 2024 744th Jonatan6 🇩🇰 576 148 54ms 27 Apr 2024 745th snoozingnewt 🇺🇸 574 141 374ms 15 Oct 2025 746th dokutan 573 84 620ms 9 Apr 2024 747th snoozingnewt 🇺🇸 573 115 2ms 15 Oct 2025 748th bac0id 571 98 10ms 10 Jan 2025 748th Troon 571 98 11ms 18 Feb 2025 750th c0d3-4-F00d 🇩🇪 571 113 2ms 4 Dec 2023 First Prev 676–750 of 1,459 Next Last