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 160th JayXon 🇺🇸 923 67 117ms 1 Jun 2021 160th Steffan153 🇫🇮 923 67 1ms 3 Feb 2023 163rd snyderek 🇺🇸 923 91 60ms 14 Nov 2024 163rd KasperKivimaeki 🇫🇮 923 91 59ms 8 days ago 165th Lydxn 🇨🇦 922 70 123ms 8 Nov 2021 165th JayXon 🇺🇸 922 70 129ms 8 Nov 2021 165th GrayJoKing 🇦🇺 922 70 120ms 6 Jul 2022 168th Lydxn 🇨🇦 922 89 328ms 21 Nov 2021 168th primo-ppcg 🇹🇭 922 89 316ms 21 Nov 2021 170th ovs-code 🇩🇪 921 53 80ms 17 days ago 171st primo-ppcg 🇹🇭 920 46 242ms 29 Dec 2020 171st btnlq 920 46 220ms 29 Dec 2020 173rd GrayJoKing 🇦🇺 920 64 4ms 20 Aug 2023 174th GrayJoKing 🇦🇺 919 58 6ms 31 Jan 2025 175th IanUtley 919 74 3,976ms 28 Nov 2023 176th ryyyn 🇺🇸 918 65 29ms 11 days ago 177th JayXon 🇺🇸 918 70 81ms 27 Jun 2023 177th GrayJoKing 🇦🇺 918 70 73ms 27 Jun 2023 179th nwellnhof 🇩🇪 918 94 482ms 25 Sep 2025 179th DialFrost 🇸🇬 918 94 366ms 26 Sep 2025 179th sean-niemann 🇺🇸 918 94 466ms 26 Sep 2025 182nd tomtheisen 🇺🇸 917 54 9ms 27 Dec 2020 182nd primo-ppcg 🇹🇭 917 54 9ms 29 Dec 2020 182nd itsh01 917 54 9ms 19 Oct 2021 182nd janbehrens 🇩🇪 917 54 8ms 31 May 2022 182nd voytxt 🇨🇿 917 54 8ms 30 Aug 2023 182nd trinityy-7 917 54 9ms 13 Mar 2024 182nd inventshah 917 54 9ms 1 Apr 2025 189th xsot 🇸🇬 916 59 362ms 29 Jan 2024 189th Steffan153 🇫🇮 916 59 355ms 15 Aug 2024 191st AlephSquirrel 916 86 8ms 4 Oct 2024 191st kg583 🇺🇸 916 86 7ms 14 May 2025 193rd GrayJoKing 🇦🇺 915 51 5ms 29 Apr 2021 194th JayXon 🇺🇸 915 71 100ms 6 Feb 2023 195th JayXon 🇺🇸 914 73 90ms 5 Jun 2023 195th MeWhenI 🇻🇦 914 73 92ms 4 Mar 2025 197th clockworknazo 913 48 2ms 6 Nov 2022 197th btnlq 913 48 2ms 6 Nov 2022 197th primo-ppcg 🇹🇭 913 48 1ms 7 Nov 2022 197th Steffan153 🇫🇮 913 48 1ms 20 Jul 2024 197th sean-niemann 🇺🇸 913 48 2ms 22 Jul 2024 197th DialFrost 🇸🇬 913 48 2ms 20 Dec 2024 203rd jared-hughes 913 92 59ms 4 Aug 2022 204th JayXon 🇺🇸 913 113 280ms 14 May 2023 205th primo-ppcg 🇹🇭 912 57 64ms 5 Apr 2025 206th primo-ppcg 🇹🇭 912 75 48ms 17 Feb 2022 207th tomtheisen 🇺🇸 912 90 323ms 21 Nov 2021 207th roavin 912 90 371ms 30 Jun 2022 207th DialFrost 🇸🇬 912 90 357ms 19 Dec 2024 210th SirBogman 🇺🇸 911 72 39ms 31 Dec 2023 210th marshallward 🇺🇸 911 72 39ms 1 Jan 2024 212th pardouin 🇫🇷 911 75 3,459ms 4 Feb 2025 213th GrayJoKing 🇦🇺 910 74 39ms 26 Mar 2023 214th GrayJoKing 🇦🇺 909 65 21ms 26 Aug 2024 215th MichalMarsalek 🇨🇿 909 71 122ms 16 Mar 2022 216th DialFrost 🇸🇬 908 81 3ms 7 Jul 2024 217th m-tkach 🇺🇦 908 95 442ms 25 Sep 2025 217th stefangimmillaro 908 95 447ms 6 Oct 2025 217th MeWhenI 🇻🇦 908 95 417ms 7 Nov 2025 220th arjanadriaanse 🇳🇱 907 76 122ms 10 Feb 2022 220th GrayJoKing 🇦🇺 907 76 128ms 10 Mar 2022 222nd zacjl 907 80 35ms 8 Oct 2024 223rd ovs-code 🇩🇪 907 94 118ms 22 Apr 2025 224th Bubbler-4 906 32 6ms 13 Jan 2022 224th AlephSquirrel 906 32 51ms 30 Dec 2022 224th ovs-code 🇩🇪 906 32 43ms 27 Jul 2024 227th nwellnhof 🇩🇪 906 45 36ms 27 Dec 2020 227th janlelis 906 45 41ms 11 Jan 2021 227th DialFrost 🇸🇬 906 45 38ms 24 Jun 2024 227th JayXon 🇺🇸 906 45 45ms 24 Jun 2024 231st GrayJoKing 🇦🇺 906 53 126ms 7 Aug 2024 232nd primo-ppcg 🇹🇭 906 87 8ms 8 Feb 2021 232nd zacjl 906 87 8ms 19 Jan 2025 232nd CLOStrophobic 🇮🇹 906 87 7ms 4 Mar 2025 235th sisyphus-ppcg 🇦🇺 904 54 88ms 19 Dec 2022 236th martinnorling 🇸🇪 904 66 16ms 27 Jan 2022 236th Powerroff 904 66 10ms 5 May 2024 238th JayXon 🇺🇸 904 89 440ms 28 Feb 2022 238th MeWhenI 🇻🇦 904 89 425ms 30 Jun 2023 238th sean-niemann 🇺🇸 904 89 424ms 22 Jul 2024 First Prev 161–240 of 2,005 Next Last