A316182 - OEIS

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

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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