The Calendar hole will go live in approximately 2 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 74th jtaxen 947 63 10ms 10 Jun 2024 74th AlephSquirrel 947 63 16ms 26 Jun 2024 74th orthoplex 🇨🇽 947 63 15ms 28 Jun 2024 74th 5cw 🇺🇸 947 63 10ms 15 Jul 2024 74th CaedenHarper 🇨🇦 947 63 10ms 6 Sep 2024 74th andrewjc2000 947 63 10ms 9 Mar 2025 74th rucin93 🇵🇱 947 63 12ms 11 Mar 2025 74th emgordon154 947 63 16ms 12 Apr 2025 74th CornerMercury 🇬🇧 947 63 10ms 7 Oct 2025 74th HPWiz 🇳🇿 947 63 9ms 24 Nov 2025 74th snoozingnewt 🇨🇦 947 63 11ms 30 Nov 2025 74th albanian-laundromat 947 63 10ms 23 days ago 93rd HPWiz 🇳🇿 942 55 290ms 1 May 2021 93rd Lydxn 🇨🇦 942 55 1,932ms 6 Feb 2022 93rd antimon2 🇯🇵 942 55 572ms 13 Oct 2022 96th nwellnhof 🇩🇪 941 45 249ms 23 Jul 2023 97th AdrienHache 🇫🇷 941 49 53ms 19 Sep 2024 97th lyphyser 941 49 52ms 18 Feb 2025 99th rucin93 🇵🇱 941 51 126ms 11 Aug 2024 99th sean-niemann 🇺🇸 941 51 126ms 19 Feb 2025 101st DialFrost 🇸🇬 939 52 94ms 2 Jul 2025 102nd DialFrost 🇸🇬 937 48 708ms 2 Sep 2025 103rd JayXon 🇺🇸 937 66 2ms 6 Aug 2021 103rd Lydxn 🇨🇦 937 66 2ms 10 Apr 2022 103rd GrayJoKing 🇦🇺 937 66 2ms 14 Jul 2025 103rd sean-niemann 🇺🇸 937 66 2ms 15 Jul 2025 107th GrayJoKing 🇦🇺 935 31 3ms 4 Jun 2025 108th primo-ppcg 🇹🇭 935 44 29ms 24 May 2021 109th NewDefectus 🇮🇱 934 53 9ms 29 Dec 2020 109th jared-hughes 934 53 9ms 7 Sep 2021 109th jbt 934 53 8ms 31 Dec 2023 109th ovs-code 🇩🇪 934 53 9ms 17 Nov 2024 113th Lydxn 🇨🇦 933 90 60ms 2 Jan 2022 113th JayXon 🇺🇸 933 90 59ms 3 Jan 2022 113th m-tkach 🇺🇦 933 90 60ms 9 Jan 2022 113th nwellnhof 🇩🇪 933 90 59ms 8 Jun 2022 113th 09cf 933 90 54ms 17 Oct 2023 113th MateuszPietrzak 🇵🇱 933 90 58ms 14 Jan 2024 113th drabart 🇵🇱 933 90 59ms 16 Jan 2024 113th sean-niemann 🇺🇸 933 90 54ms 22 Jul 2024 113th DialFrost 🇸🇬 933 90 66ms 20 Dec 2024 113th inventshah 933 90 61ms 31 Mar 2025 113th AdrienHache 🇫🇷 933 90 55ms 4 days ago 124th xsot 🇸🇬 932 47 1ms 25 Jun 2024 125th olivermrose 🇺🇸 932 64 15ms 28 Aug 2021 125th Bonjour27891 🇻🇳 932 64 16ms 9 Feb 2022 125th tkr-sh 🇰🇵 932 64 15ms 25 Apr 2022 125th suwat513 932 64 15ms 22 Sep 2022 125th aksyristos 932 64 15ms 30 Dec 2022 125th jmerle 🇳🇱 932 64 15ms 16 Feb 2023 125th InigoK 🇺🇸 932 64 10ms 10 Jun 2023 125th firegene 🇮🇪 932 64 16ms 24 Dec 2023 133rd HPWiz 🇳🇿 932 74 116ms 25 Mar 2021 133rd lynn 932 74 127ms 25 Mar 2021 133rd xnor-gate 932 74 127ms 3 Jan 2022 133rd ovs-code 🇩🇪 932 74 134ms 17 days ago 137th nwellnhof 🇩🇪 932 88 319ms 21 Nov 2021 137th JayXon 🇺🇸 932 88 321ms 28 Nov 2021 137th m-tkach 🇺🇦 932 88 352ms 1 Apr 2022 137th btnlq 932 88 314ms 12 Mar 2023 137th AdrienHache 🇫🇷 932 88 332ms 16 Sep 2025 142nd GrayJoKing 🇦🇺 928 56 62ms 20 days ago 143rd JayXon 🇺🇸 928 93 478ms 27 Sep 2025 144th sisyphus-ppcg 🇦🇺 927 44 39ms 27 Dec 2020 144th Lydxn 🇨🇦 927 44 38ms 15 May 2021 144th MeWhenI 🇻🇦 927 44 38ms 31 Mar 2022 144th stefangimmillaro 927 44 38ms 6 May 2023 144th Steffan153 🇫🇮 927 44 36ms 24 Jun 2024 144th sean-niemann 🇺🇸 927 44 43ms 11 Mar 2025 150th kumavale 927 92 127ms 16 Oct 2025 150th JayXon 🇺🇸 927 92 137ms 16 Oct 2025 150th acotis 927 92 123ms 17 Oct 2025 153rd alemelis 925 56 2,103ms 9 Mar 2023 154th Lydxn 🇨🇦 924 62 3ms 11 Oct 2023 154th DialFrost 🇸🇬 924 62 3ms 12 Jul 2024 154th JayXon 🇺🇸 924 62 2ms 12 Jul 2024 157th JayXon 🇺🇸 924 68 2ms 12 Sep 2022 157th GrayJoKing 🇦🇺 924 68 2ms 12 Sep 2022 157th btnlq 924 68 2ms 12 Sep 2022 160th sean-niemann 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