A186610 Number of (n+5)X(n+5) binary arrays with every 6X6 subblock commuting with each horizontal and vertical neighbor 6X6 subblock

68719476736, 3201, 6758, 88336, 1630171, 5490491, 6820667, 7083459, 7110383, 7155207, 7687635, 10596807, 14178279, 18269507, 24775239, 32044811

Offset

1,1

Comments

Diagonal of A186619

Links

Table of n, a(n) for n=1..16.

Example

Some solutions for 7X7
..0..0..0..0..0..1..1....0..0..0..0..0..0..0....0..0..0..1..1..1..0
..0..0..0..0..0..0..1....0..0..0..0..0..0..0....0..0..0..0..1..0..0
..0..0..0..0..0..0..1....0..0..0..0..0..0..0....0..0..0..0..0..0..0
..0..0..0..0..0..0..0....0..0..0..0..0..0..0....0..0..0..0..0..0..0
..0..0..0..0..0..0..0....1..1..0..0..0..0..0....0..0..0..0..0..0..0
..0..0..0..0..0..0..0....1..0..0..0..0..0..0....0..0..0..0..0..0..0
..0..0..0..0..0..0..0....1..1..0..0..0..0..0....0..0..0..0..0..0..0

Crossrefs

Sequence in context: A185890 A352987 A344667 * A186619 A186611 A017004

Adjacent sequences: A186607 A186608 A186609 * A186611 A186612 A186613

Keyword

nonn

Author

R. H. Hardin Feb 24 2011

Status

approved