A316216 Number of n X 6 0..1 arrays with every element unequal to 0, 1, 2, 4, 5 or 8 king-move adjacent elements, with upper left element zero.

32, 284, 706, 5883, 44018, 273102, 1906841, 13506787, 92623868, 641933451, 4471064237, 31021448962, 215305522148, 1495767093055, 10387416412282, 72132606772009, 500962748297230, 3479117395765447, 24161812079182379

Offset

1,1

Comments

Column 6 of A316218.

Links

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

Example

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

Crossrefs

Cf. A316218.

Sequence in context: A122103 A009526 A304345 * A305640 A317034 A305909

Adjacent sequences: A316213 A316214 A316215 * A316217 A316218 A316219

Keyword

nonn

Author

R. H. Hardin, Jun 26 2018

Status

approved