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A298451 Number of nX5 0..1 arrays with every element equal to 1, 3, 4, 5 or 6 king-move adjacent elements, with upper left element zero. 1
0, 48, 26, 478, 5938, 22133, 206239, 2539477, 16116493, 140809027, 1454773733, 11442181688, 98650124977, 930856533076, 7893923708547, 68449197823238, 619698074500326, 5391736072793598, 47053275279174525, 418653067799229987 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Column 5 of A298454.

LINKS

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

EXAMPLE

Some solutions for n=6

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

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

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

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

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

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

CROSSREFS

Cf. A298454.

Sequence in context: A033979 A033368 A128380 * A094658 A136455 A085517

Adjacent sequences:  A298448 A298449 A298450 * A298452 A298453 A298454

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jan 19 2018

STATUS

approved

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Last modified October 21 16:40 EDT 2021. Contains 348155 sequences. (Running on oeis4.)