A300503 - OEIS

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A300503

Number of nX5 0..1 arrays with every element equal to 0, 1, 3 or 4 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.

8, 6, 6, 32, 56, 208, 546, 2006, 5835, 18466, 58308, 186335, 582625, 1860566, 5858450, 18630807, 58838581, 186793554, 590956811, 1873885918, 5932477246, 18802162085, 59546364960, 188676223980, 597626466721, 1893415121389, 5997783554269

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OFFSET

1,1

COMMENTS

Column 5 of A300506.

LINKS

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

EXAMPLE

Some solutions for n=5

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

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

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