A316182 Number of nX7 0..1 arrays with every element unequal to 0, 1, 2, 3, 4 or 8 king-move adjacent elements, with upper left element zero.

64, 5912, 53134, 822258, 11056918, 157538845, 2280994876, 33428704605, 494144449793, 7345282532056, 109591410991896, 1639091300052166, 24553691254621886, 368195437764913681, 5524975234934087694

Offset

1,1

Comments

Column 7 of A316183.

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..1. .0..0..1..0..0..0..1. .0..0..0..0..1..1..1
..0..0..0..0..1..1..1. .0..0..0..1..1..1..1. .0..0..0..1..1..1..1
..0..0..0..0..0..1..1. .0..0..0..1..1..1..1. .0..0..0..1..1..1..1
..0..0..0..0..0..0..1. .0..0..1..1..1..1..1. .0..0..0..1..0..1..1
..0..0..0..0..0..0..1. .0..0..1..1..1..1..0. .0..0..0..1..1..1..0

Crossrefs

Cf. A316183.

Sequence in context: A265616 A321207 A281954 * A305768 A317117 A305529

Adjacent sequences: A316179 A316180 A316181 * A316183 A316184 A316185

Keyword

nonn

Author

R. H. Hardin, Jun 25 2018

Status

approved