A282229 Number of nX5 0..2 arrays with no element equal to more than four of its king-move neighbors, with the exception of exactly one element, and with new values introduced in order 0 sequentially upwards.

0, 0, 329630, 107299718, 30554083556, 7991964336476, 1992808557330302, 481256429318266328, 113584878128328822372, 26348650645154816806008, 6030297214751208654273886, 1365274841587853037406181136

Offset

1,3

Comments

Column 5 of A282230.

Links

R. H. Hardin, Table of n, a(n) for n = 1..18

Example

Some solutions for n=3
..0..1..2..0..2. .0..1..0..2..0. .0..0..1..2..2. .0..0..1..0..0
..0..0..2..2..2. .0..0..1..1..1. .0..0..2..0..2. .1..0..0..2..2
..0..1..0..1..2. .1..1..1..1..0. .1..0..0..0..1. .0..1..0..1..0

Crossrefs

Cf. A282230.

Sequence in context: A237139 A204602 A299155 * A236808 A259011 A259004

Adjacent sequences: A282226 A282227 A282228 * A282230 A282231 A282232

Keyword

nonn

Author

R. H. Hardin, Feb 09 2017

Status

approved