The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A341292 Number of tiles which are n tiles away from the tile at the origin in the tiling discussed in A341291. 4
 1, 3, 4, 6, 7, 10, 11, 13, 14, 17, 17, 19, 20, 23, 24, 26, 27, 30, 31, 33, 34, 37, 38, 40, 41, 44, 44, 46, 47, 50, 51, 53, 54, 56, 57, 59, 60, 63, 64, 66, 67, 70, 70, 72, 73, 76, 77, 79, 80, 83, 84, 86, 87, 90, 91, 93, 94, 97, 97, 99, 100, 103, 104, 106, 107 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,2 COMMENTS Mark the tile at the origin with the label 0, mark the tiles that share an edge with it with the label 1, the next layer with label 2, and so on. a(n) is the number of tiles with label n. LINKS Rémy Sigrist, Table of n, a(n) for n = 0..2500 Rémy Sigrist, PARI program for A341292 Rémy Sigrist, Illustration of initial terms Rémy Sigrist, Colored representation of the tiles at distance < 500 (where the color is a function of the distance) PROG (PARI) See Links section. CROSSREFS Cf. A341291. Sequence in context: A050618 A093579 A060832 * A047297 A183233 A191926 Adjacent sequences:  A341289 A341290 A341291 * A341293 A341294 A341295 KEYWORD nonn AUTHOR N. J. A. Sloane, Feb 09 2021 EXTENSIONS More terms from Rémy Sigrist, Feb 10 2021 STATUS approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

Last modified May 6 11:12 EDT 2021. Contains 343581 sequences. (Running on oeis4.)