A299134 Number of n X 7 0..1 arrays with every element equal to 0, 2, 3, 4, 5 or 7 king-move adjacent elements, with upper left element zero.

1, 1192, 12495, 648807, 31421743, 1576974771, 83518793627, 4394242516518, 233738399148294, 12428256095957139, 661754845010058955, 35247766592323868205, 1877651930930122311744, 100034700318093782038164

Offset

1,2

Comments

Column 7 of A299135.

Links

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

Example

Some solutions for n=5
..0..0..0..1..0..1..0. .0..0..1..1..1..1..1. .0..0..1..1..1..1..1
..0..0..0..0..0..1..1. .0..0..1..0..0..1..0. .0..0..1..0..0..1..0
..0..1..0..1..1..1..0. .0..0..1..0..1..0..0. .0..0..1..0..0..0..0
..0..0..0..1..0..1..1. .0..0..1..0..0..1..1. .0..0..1..1..0..1..1
..0..0..0..0..0..1..0. .0..0..1..1..1..1..1. .0..0..1..1..0..0..1

Crossrefs

Cf. A299135.

Sequence in context: A290843 A298239 A299365 * A299892 A299059 A299820

Adjacent sequences: A299131 A299132 A299133 * A299135 A299136 A299137

Keyword

nonn

Author

R. H. Hardin, Feb 03 2018

Status

approved