The Calendar hole will go live in approximately 13 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 237th Steffan153 🇫🇮 904 89 417ms 27 Jul 2024 242nd Bubbler-4 903 35 35ms 8 Dec 2021 242nd nwellnhof 🇩🇪 903 35 35ms 4 Mar 2023 242nd HPWiz 🇳🇿 903 35 35ms 4 Mar 2023 242nd primo-ppcg 🇹🇭 903 35 34ms 10 Mar 2023 242nd SirBogman 🇺🇸 903 35 34ms 17 Nov 2023 242nd Frowny 903 35 33ms 10 Mar 2025 248th janbehrens 🇩🇪 903 93 67ms 21 Nov 2022 248th southpolenator 903 93 419ms 16 Jun 2023 248th ovs-code 🇩🇪 903 93 80ms 8 Jun 2024 251st janbehrens 🇩🇪 902 91 316ms 21 Nov 2022 251st MeWhenI 🇻🇦 902 91 346ms 8 Dec 2022 251st stefangimmillaro 902 91 314ms 3 Oct 2023 251st sean-niemann 🇺🇸 902 91 346ms 22 Jul 2024 255th stefangimmillaro 900 55 9ms 19 Sep 2023 255th targrik 900 55 9ms 12 Feb 2025 255th Natanaelel 🇸🇪 900 55 8ms 12 Feb 2025 258th m-tkach 🇺🇦 900 102 1,392ms 19 May 2022 259th zacjl 899 84 43ms 13 Feb 2025 259th kg583 🇺🇸 899 84 41ms 26 Aug 2025 261st lynn 899 99 29ms 16 Jul 2023 261st m-tkach 🇺🇦 899 99 29ms 5 Feb 2024 263rd primo-ppcg 🇹🇭 898 75 40ms 20 Jun 2022 264th sisyphus-ppcg 🇦🇺 897 52 5ms 27 Dec 2020 265th sisyphus-ppcg 🇦🇺 897 72 2ms 27 Dec 2020 265th primo-ppcg 🇹🇭 897 72 2ms 5 Jun 2021 265th NewDefectus 🇮🇱 897 72 1ms 5 Jun 2021 265th JayXon 🇺🇸 897 72 2ms 6 Jun 2021 265th Lydxn 🇨🇦 897 72 2ms 6 Jun 2021 265th nwellnhof 🇩🇪 897 72 1ms 15 Jun 2021 265th m-tkach 🇺🇦 897 72 1ms 6 Aug 2021 265th Irratix 🇳🇱 897 72 1ms 9 Sep 2021 265th southpolenator 897 72 2ms 16 Jun 2023 265th ognen98 897 72 2ms 16 Jun 2023 265th 09cf 897 72 2ms 17 Oct 2023 265th ovs-code 🇩🇪 897 72 1ms 18 Feb 2024 265th DialFrost 🇸🇬 897 72 2ms 19 Dec 2024 265th xiaoyiming123 897 72 2ms 23 Jul 2025 279th typeswitch-dev 🇵🇹 897 80 3ms 26 Jul 2023 279th GrayJoKing 🇦🇺 897 80 4ms 27 Jul 2023 281st Waffle3z 896 69 2ms 12 May 2021 281st DialFrost 🇸🇬 896 69 2ms 1 Nov 2024 281st FlyingPenguin223 896 69 2ms 7 Dec 2024 284th Shanethegamer 🇺🇸 896 72 124ms 15 May 2021 284th primo-ppcg 🇹🇭 896 72 122ms 1 Aug 2023 284th DialFrost 🇸🇬 896 72 119ms 13 Jul 2024 287th lynn 896 93 1,310ms 17 Feb 2023 288th JayXon 🇺🇸 895 49 880ms 11 Dec 2021 288th Steffan153 🇫🇮 895 49 814ms 22 Apr 2023 290th MeWhenI 🇻🇦 895 64 2ms 11 Oct 2023 290th Steffan153 🇫🇮 895 64 2ms 11 Oct 2023 290th GrayJoKing 🇦🇺 895 64 2ms 28 Jun 2024 290th sean-niemann 🇺🇸 895 64 2ms 22 Jul 2024 290th rucin93 🇵🇱 895 64 2ms 24 Jul 2024 295th btnlq 895 66 12ms 22 Aug 2024 296th ovs-code 🇩🇪 894 58 463ms 26 Oct 2023 296th DialFrost 🇸🇬 894 58 2,291ms 12 Jan 2024 298th GrayJoKing 🇦🇺 894 76 10ms 17 Nov 2021 298th btnlq 894 76 10ms 18 Nov 2021 300th GrayJoKing 🇦🇺 894 90 437ms 5 Mar 2022 301st canissimia 🇦🇶 894 226 76ms 24 Mar 2022 302nd SirBogman 🇺🇸 893 94 67ms 3 Jan 2022 302nd primo-ppcg 🇹🇭 893 94 59ms 18 Jan 2022 304th Steffan153 🇫🇮 892 72 79ms 20 Dec 2022 305th namelessiw 892 92 377ms 22 Jul 2024 305th Yax42 🇫🇷 892 92 378ms 31 Jan 2025 307th xkacer 🇨🇿 890 67 16ms 8 Feb 2021 307th inventshah 890 67 10ms 23 Jan 2022 307th GolfingSuccess 🇬🇷 890 67 10ms 2 Jun 2022 307th ZakkkkAttackkkk 🇵🇭 890 67 10ms 12 Jun 2022 307th KasperKivimaeki 🇫🇮 890 67 10ms 5 Jul 2025 312th stefangimmillaro 890 75 95ms 6 May 2023 312th DialFrost 🇸🇬 890 75 85ms 10 Jul 2024 314th edsrzf 🇳🇿 890 97 404ms 24 Sep 2025 315th Steffan153 🇫🇮 890 100 28ms 17 Mar 2023 316th m-tkach 🇺🇦 890 112 3ms 17 May 2022 317th nwellnhof 🇩🇪 890 116 279ms 1 Jan 2021 318th JayXon 🇺🇸 889 54 123ms 25 Oct 2024 318th emplv 🇱🇻 889 54 124ms 29 Oct 2024 320th typeswitch-dev 🇵🇹 889 96 121ms 29 Aug 2023 First Prev 241–320 of 2,002 Next Last