The Calendar hole will go live in approximately 8 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 881st albanian-laundromat 728 224 11ms 18 days ago 882nd LlamaLad7 🇬🇧 727 82 9ms 17 Jan 2021 882nd kyleclaassen 727 82 17ms 11 Mar 2022 882nd vhoulbreque 🇫🇷 727 82 18ms 13 Aug 2022 882nd msbranicky 727 82 10ms 10 Sep 2023 882nd HumanEquivalentUnit 727 82 10ms 26 Nov 2023 882nd markusgraube 727 82 18ms 3 May 2024 882nd MassimoParisi 727 82 9ms 23 Sep 2024 882nd DGipe 727 82 10ms 22 Oct 2025 890th luuumine 🇫🇷 726 89 3ms 22 days ago 891st strout 726 95 123ms 15 Aug 2022 892nd KatieLG 🇬🇧 726 113 354ms 13 Oct 2022 893rd lifthrasiir 🇰🇷 725 40 2ms 27 Nov 2024 894th BlankSpruce 724 116 82ms 18 Sep 2024 895th luuumine 🇫🇷 723 118 146ms 13 Nov 2025 896th MeWhenI 🇻🇦 722 57 6ms 17 Nov 2023 897th m42km 721 75 437ms 4 Feb 2024 897th dokutan 721 75 381ms 7 Jun 2025 899th lynn 719 44 35ms 4 Apr 2021 900th estomagordo 🇳🇱 719 83 11ms 6 Dec 2021 900th markus-rekdal 719 83 16ms 23 May 2022 900th glesnick 719 83 17ms 17 Aug 2022 900th shibacho 🇯🇵 719 83 16ms 30 Nov 2022 900th Bodo171 719 83 10ms 8 Dec 2022 900th jiaminglimjm 🇲🇾 719 83 17ms 20 Mar 2023 900th yuchuehw 719 83 10ms 20 Jan 2024 900th WillConker 719 83 10ms 10 Mar 2024 908th MeWhenI 🇻🇦 719 95 3,961ms 24 Oct 2024 909th rak1507 🇬🇧 718 96 122ms 21 Jan 2021 909th scpchicken 🇵🇼 718 96 119ms 20 Apr 2023 911th DialFrost 🇸🇬 717 190 1,714ms 13 Sep 2025 912th varhammer 🇷🇺 716 110 6ms 13 Dec 2023 913th hiddicop 🇸🇪 715 57 36ms 30 Jan 2021 913th anter69 🇭🇺 715 57 37ms 31 Jan 2022 913th aydamak 715 57 36ms 17 May 2024 913th blaztoma 🇱🇹 715 57 42ms 12 Oct 2025 913th snoozingnewt 🇨🇦 715 57 44ms 14 Oct 2025 918th DialFrost 🇸🇬 714 90 78ms 18 Nov 2024 919th JDiLenarda 🇫🇷 714 115 323ms 29 Nov 2023 920th kmathis22 713 121 439ms 23 Oct 2025 921st error256 712 73 66ms 13 Sep 2024 922nd namelessiw 711 76 637ms 5 Mar 2024 922nd JunkIce 711 76 379ms 3 Dec 2024 924th alomiF 711 97 149ms 23 Aug 2024 925th verticallity 711 120 151ms 8 Apr 2022 926th edsrzf 🇳🇿 710 83 4ms 2 Nov 2024 927th Re-Adventures 🇮🇳 710 84 10ms 22 Mar 2023 927th henrydukepickle 710 84 10ms 4 Dec 2023 927th Bit125 710 84 10ms 27 Mar 2024 927th 5quiwyrm 710 84 9ms 10 Dec 2024 927th clayboll99 710 84 10ms 14 Jul 2025 932nd Alex-x90 🇺🇸 710 91 2ms 15 Feb 2023 933rd snoozingnewt 🇨🇦 710 94 85ms 8 Oct 2025 934th primo-ppcg 🇹🇭 708 52 208ms 31 Dec 2020 935th rboath 708 69 101ms 8 Jan 2025 936th Natanaelel 🇸🇪 707 41 2ms 20 Jul 2023 936th emgordon154 707 41 4ms 7 Oct 2025 938th KrausRaus 🇺🇸 707 70 8ms 10 Jan 2021 938th Re-Adventures 🇮🇳 707 70 8ms 12 Mar 2021 940th rvdnieuwendijk 🇳🇱 706 60 263ms 28 Dec 2020 940th janbehrens 🇩🇪 706 60 261ms 29 Sep 2021 942nd MeWhenI 🇻🇦 705 97 14ms 3 Nov 2023 943rd Artemis21 🇬🇧 704 98 121ms 21 Dec 2024 944th DialFrost 🇸🇬 703 45 32ms 31 Dec 2022 945th MeWhenI 🇻🇦 703 64 713ms 15 Sep 2025 946th iczelia 🇩🇪 703 88 2ms 15 Oct 2025 947th hjcafaroUC 702 85 16ms 30 May 2021 947th vodker1 702 85 17ms 8 Mar 2022 949th lynn 699 122 152ms 1 Apr 2022 949th elgan65536 699 122 153ms 22 Oct 2023 951st lynn 698 98 15ms 8 Sep 2021 952nd Attero 🇸🇪 697 71 8ms 7 Feb 2021 952nd c0d3-4-F00d 🇩🇪 697 71 9ms 6 Jun 2021 952nd olivermrose 🇺🇸 697 71 8ms 28 Aug 2021 952nd Giga-Bowser 697 71 9ms 5 Jan 2022 952nd tomh1012 697 71 9ms 21 Nov 2025 957th Shanethegamer 🇺🇸 695 85 6ms 15 Aug 2024 958th HumanEquivalentUnit 695 118 326ms 26 Nov 2023 958th Mikey-Beep 🇬🇧 695 118 364ms 2 Sep 2024 958th dokutan 695 118 362ms 7 Jun 2025 First Prev 881–960 of 2,003 Next Last