A222570 Number of nX5 0..2 arrays with no more than floor(nX5/2) elements unequal to at least one horizontal, diagonal or antidiagonal neighbor, with new values introduced in row major 0..2 order

5, 25, 134, 3516, 30766, 881766, 9004283, 287554360, 2996904309, 97314847813, 1017926334514, 33241999169841, 348578922829704, 11400450205720554, 119870153063857315, 3922257706849216462, 41351192613216141769

Offset

1,1

Comments

Column 5 of A222573

Links

R. H. Hardin, Table of n, a(n) for n = 1..53

Example

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

Crossrefs

Sequence in context: A344396 A351587 A225963 * A344268 A144818 A366431

Adjacent sequences: A222567 A222568 A222569 * A222571 A222572 A222573

Keyword

nonn

Author

R. H. Hardin Feb 25 2013

Status

approved