A265455 Number of nX5 0..n+5-2 arrays with each element differing from its horizontal and vertical neighbors by one or two.

360, 42282, 6056182, 871209026, 122895678174, 16879041018070, 2268041942592142, 299048113399679982, 38840546858752416798, 4980829532639930253638, 632088592086702141594594

Offset

1,1

Comments

Column 5 of A265458.

Links

R. H. Hardin, Table of n, a(n) for n = 1..127

Example

Some solutions for n=2
..0..1..3..2..4....2..1..3..1..3....0..1..3..1..3....2..3..1..2..1
..1..2..1..3..2....3..2..1..3..1....2..0..2..3..2....4..2..0..1..2

Crossrefs

Cf. A265458.

Sequence in context: A230684 A299955 A166785 * A200210 A263509 A317796

Adjacent sequences: A265452 A265453 A265454 * A265456 A265457 A265458

Keyword

nonn

Author

R. H. Hardin, Dec 09 2015

Status

approved