A202469 Number of (n+2) X 8 binary arrays with no more than two of any consecutive three bits set in any row or column.

1858993, 190112777, 19045287529, 1885066867201, 187820723381421, 18691199385898465, 1859521153822030023, 185045901525934158257, 18413176084400451943067, 1832207303424558956985631

Offset

1,1

Comments

Column 6 of A202471.

Links

R. H. Hardin, Table of n, a(n) for n = 1..210

Example

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

Crossrefs

Cf. A202471.

Sequence in context: A204951 A205639 A269117 * A346742 A115495 A015347

Adjacent sequences: A202466 A202467 A202468 * A202470 A202471 A202472

Keyword

nonn

Author

R. H. Hardin, Dec 19 2011

Status

approved