The Calendar hole will go live in approximately 6 days. Why not try and solve it ahead of time?
Recamán 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 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 477th CodyMiner 852 70 17ms 14 Nov 2021 477th neihousaigaai 852 70 10ms 28 Jul 2022 477th 051 🇸🇬 852 70 10ms 8 Aug 2022 477th galloj 🇨🇿 852 70 10ms 28 Aug 2022 477th fredrik-bakke 🇳🇴 852 70 10ms 2 Oct 2022 477th andersk 🇺🇸 852 70 11ms 25 Oct 2022 477th kevinmchung 852 70 10ms 4 Nov 2022 477th myfatemi04 852 70 9ms 4 Nov 2022 477th thehylian 852 70 17ms 8 Jan 2023 477th SirFireball3521 852 70 10ms 24 Jan 2023 477th Fracture17 852 70 16ms 13 Apr 2023 477th davecame 852 70 10ms 29 Sep 2023 477th keelimeguy 🇺🇸 852 70 10ms 7 Nov 2023 477th wen1now 852 70 10ms 8 Nov 2023 477th logvp 852 70 16ms 15 Jan 2024 477th cros107 🇦🇺 852 70 16ms 14 Feb 2024 477th stertooy 🇧🇪 852 70 10ms 10 Jun 2024 477th fgrosshans 🇫🇷 852 70 10ms 11 Jun 2024 477th BlankSpruce 852 70 10ms 14 Sep 2024 477th klixel 🇨🇦 852 70 9ms 31 Dec 2024 477th gigaprofisi 🇺🇸 852 70 20ms 3 Mar 2025 477th TheZwierzLF 🇵🇱 852 70 11ms 18 May 2025 477th fuzzylojik-golf 🇺🇸 852 70 10ms 28 Jun 2025 477th wuduculfre 852 70 10ms 22 Jul 2025 477th qpwoeirut 852 70 16ms 19 Aug 2025 477th blaztoma 🇱🇹 852 70 10ms 3 Oct 2025 477th Babafaba 852 70 9ms 6 Nov 2025 508th 386asm 🇺🇸 852 79 41ms 30 Apr 2023 509th Steffan153 🇫🇮 850 61 446ms 1 Jan 2023 510th primo-ppcg 🇹🇭 850 98 1,268ms 30 Nov 2021 511th prplz 🇦🇺 849 48 36ms 27 Dec 2020 511th Natanaelel 🇸🇪 849 48 35ms 28 Feb 2023 511th pardouin 🇫🇷 849 48 38ms 9 Aug 2025 514th DialFrost 🇸🇬 848 55 8ms 7 Jul 2024 515th edsrzf 🇳🇿 848 89 41ms 15 Apr 2025 516th MeWhenI 🇻🇦 846 122 276ms 9 Feb 2023 516th emplv 🇱🇻 846 122 293ms 26 Feb 2024 518th stefangimmillaro 844 52 1,027ms 6 May 2023 519th snoozingnewt 🇨🇦 844 64 359ms 25 days ago 520th Yewzir 🇧🇪 842 68 2ms 14 Oct 2023 521st DialFrost 🇸🇬 841 82 119ms 8 Aug 2024 522nd andre-lameirinhas 🇵🇹 840 71 10ms 12 Jan 2021 522nd Attero 🇸🇪 840 71 17ms 23 Jan 2021 522nd ydevor 🇮🇱 840 71 16ms 18 Feb 2021 522nd vezzick 840 71 10ms 8 Mar 2021 522nd Fishron 840 71 11ms 17 Oct 2021 522nd Indivicivet 840 71 17ms 26 Oct 2021 522nd LiquidPulsar 840 71 10ms 29 Nov 2021 522nd CedricGebistorf 840 71 10ms 11 Feb 2022 522nd MichalMarsalek 🇨🇿 840 71 9ms 16 Mar 2022 522nd Tess2662 840 71 10ms 28 Aug 2022 522nd TaserTheFox 🇺🇸 840 71 26ms 25 May 2023 522nd AlexanderFair 840 71 10ms 1 Jul 2023 522nd quimey 840 71 10ms 28 Jul 2023 522nd yourlefthandman 840 71 10ms 17 Aug 2023 522nd FortuiteMan 🇫🇷 840 71 10ms 26 Aug 2023 522nd mathisfun271 840 71 10ms 5 Feb 2024 522nd jmfk 840 71 17ms 12 Apr 2024 522nd aalec 840 71 16ms 4 May 2024 522nd ahmetdemirag 🇨🇾 840 71 10ms 14 Jun 2024 522nd azure-blondon 840 71 9ms 16 Jun 2024 522nd CutSandstone 840 71 10ms 19 Jul 2024 522nd Artemis21 🇬🇧 840 71 10ms 21 Dec 2024 522nd luuumine 🇫🇷 840 71 17ms 14 Oct 2025 522nd CommandLeo 🇮🇹 840 71 11ms 2 days ago 546th DialFrost 🇸🇬 839 49 3ms 30 Oct 2024 547th Maznek 839 59 9ms 27 Dec 2023 548th xkacer 🇨🇿 839 77 1ms 7 Feb 2021 549th stefangimmillaro 839 123 278ms 14 Jun 2023 550th sean-niemann 🇺🇸 838 75 2ms 18 Jan 2025 551st MeWhenI 🇻🇦 836 74 2ms 31 Dec 2022 552nd Shanethegamer 🇺🇸 834 77 75ms 17 Mar 2023 553rd bbakersmith 834 82 50ms 1 Aug 2021 554th sean-niemann 🇺🇸 833 54 738ms 18 days ago 555th janbehrens 🇩🇪 833 56 6ms 8 Jun 2021 556th DialFrost 🇸🇬 833 82 3,499ms 25 Oct 2024 557th SirBogman 🇺🇸 832 49 34ms 28 Dec 2020 557th gilufin 832 49 35ms 8 Aug 2021 557th m-tkach 🇺🇦 832 49 37ms 14 Feb 2023 557th olleicua 🇺🇸 832 49 34ms 20 Jan 2024 First Prev 481–560 of 2,005 Next Last