The Calendar hole will go live in approximately 36 hours. Why not try and solve it ahead of time?
Farey Sequence in Python 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 Multitap Input NFA Simulator Numbrix 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 Multitap Input NFA Simulator Numbrix 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 75th CLOStrophobic 🇮🇹 815 81 11ms 28 Jan 2025 75th Pyroan 815 81 10ms 18 Mar 2025 75th vhoulbreque 🇫🇷 815 81 70ms 25 Nov 2025 75th acotis 815 81 12ms 26 hours ago 85th MichalMarsalek 🇨🇿 805 82 10ms 1 Dec 2023 85th Koshu 805 82 11ms 2 Dec 2023 85th uttumuttu 🇫🇮 805 82 10ms 22 Dec 2023 88th m42km 795 83 10ms 6 Jan 2024 88th Natanaelel 🇸🇪 795 83 10ms 22 Mar 2024 88th elgan65536 795 83 11ms 29 Mar 2024 88th davecame 795 83 14ms 25 Apr 2024 92nd jared-hughes 786 84 11ms 17 Dec 2023 92nd stertooy 🇧🇪 786 84 10ms 14 Jun 2024 92nd sacredeux 786 84 11ms 20 Aug 2024 92nd hiichbindermax 786 84 11ms 27 May 2025 96th KrausRaus 🇺🇸 776 85 10ms 1 Dec 2023 97th jacekwladzinski 750 88 10ms 3 Oct 2025 98th commandblockguy 🇺🇸 733 90 11ms 1 Dec 2023 98th ZakkkkAttackkkk 🇵🇭 733 90 11ms 9 May 2024 98th Bmrl7 733 90 12ms 5 days ago 101st agreegious 725 91 10ms 17 Nov 2024 102nd Babafaba 717 92 10ms 22 Oct 2025 103rd ahmetdemirag 🇨🇾 710 93 11ms 9 Jun 2024 103rd keelimeguy 🇺🇸 710 93 10ms 14 Jun 2025 105th mikehanus 702 94 10ms 5 Dec 2023 105th eiburns 702 94 10ms 13 Dec 2023 105th msbranicky 702 94 11ms 1 Jan 2024 105th InigoK 🇺🇸 702 94 10ms 29 Aug 2025 109th janbehrens 🇩🇪 695 95 11ms 1 Dec 2023 109th wuzekai518 695 95 11ms 16 Jul 2024 109th CoolBvll 695 95 10ms 13 Jun 2025 109th Techdude01 695 95 11ms 14 Aug 2025 113th bac0id 673 98 11ms 10 Jan 2025 113th Troon 673 98 10ms 18 Feb 2025 115th Ripick 667 99 10ms 1 Dec 2023 115th firegene 🇮🇪 667 99 11ms 3 Dec 2023 115th hellwue 667 99 11ms 22 Feb 2024 118th 051 🇸🇬 653 101 11ms 24 Dec 2023 119th WillConker 647 102 26ms 10 Mar 2024 119th FlorianCassayre 🇫🇷 647 102 11ms 18 May 2024 121st markusgraube 641 103 10ms 22 Jun 2024 122nd KadinSchultz 635 104 9ms 4 Dec 2023 122nd cros107 🇦🇺 635 104 10ms 26 Dec 2023 122nd dokutan 635 104 12ms 28 Oct 2024 125th madex 🇩🇪 629 105 11ms 21 May 2024 126th neihousaigaai 611 108 12ms 11 Feb 2024 127th Bodo171 606 109 10ms 1 Jul 2024 127th trist224 🇫🇷 606 109 13ms 3 Aug 2025 129th rollershutter 600 110 11ms 20 Dec 2023 129th fourth-bit 600 110 21ms 1 Jul 2024 129th jipsong 🇩🇪 600 110 20ms 5 Jul 2025 132nd minhtrancccp 595 111 10ms 1 Dec 2023 132nd croc54 595 111 20ms 30 Dec 2024 132nd Mikey-Beep 🇬🇧 595 111 21ms 24 Jul 2025 132nd KatieLG 🇬🇧 595 111 19ms 15 Sep 2025 132nd CommandLeo 🇮🇹 595 111 21ms 1 Nov 2025 137th knutae 🇳🇴 589 112 21ms 16 Dec 2023 138th mathisfun271 584 113 19ms 23 Dec 2023 138th fkantelberg 584 113 21ms 12 Jul 2025 140th anarconic 574 115 10ms 11 Dec 2023 140th moustave 574 115 20ms 19 Nov 2024 140th damoose717 574 115 20ms 23 May 2025 143rd NanduBC 569 116 11ms 6 Sep 2024 144th jeff-at-tamer-dot-codes 🇺🇸 555 119 20ms 19 Dec 2023 145th TinyTheBrontosaurus 545 121 19ms 3 Dec 2023 145th RobertHoeh 545 121 11ms 9 Dec 2023 145th klixel 🇨🇦 545 121 10ms 21 Jun 2025 148th Just4FunCoder 541 122 20ms 26 Feb 2024 148th SB-945 541 122 24ms 7 Apr 2024 150th Stockoh 🇫🇷 537 123 11ms 23 Apr 2024 150th jatloe 537 123 24ms 24 Aug 2024 152nd yuchuehw 532 124 20ms 15 May 2024 152nd Flekay 🇩🇪 532 124 19ms 11 Jul 2025 154th estomagordo 🇳🇱 528 125 10ms 25 Mar 2025 155th Vaekor 524 126 12ms 28 Feb 2024 156th 4ndyJ 🇬🇧 516 128 10ms 29 Feb 2024 157th HumanoidCPU 512 129 21ms 5 Jun 2024 157th CutSandstone 512 129 11ms 19 Jul 2024 157th wh3n3v3r 🇨🇿 512 129 21ms 18 Nov 2024 160th addmai 508 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