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A300920 Number of nX5 0..1 arrays with every element equal to 0, 2, 3, 4 or 5 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero. 1
1, 40, 290, 4066, 48588, 640673, 8265835, 108469760, 1419225976, 18612718736, 243965442778, 3199006474569, 41943406467118, 549970038257539, 7211211285768759, 94554378260472599, 1239807002239604003 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Column 5 of A300923.

LINKS

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

EXAMPLE

Some solutions for n=5

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

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

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

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

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

CROSSREFS

Cf. A300923.

Sequence in context: A117216 A035099 A065255 * A061993 A087954 A160328

Adjacent sequences:  A300917 A300918 A300919 * A300921 A300922 A300923

KEYWORD

nonn

AUTHOR

R. H. Hardin, Mar 15 2018

STATUS

approved

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Last modified October 19 04:40 EDT 2019. Contains 328211 sequences. (Running on oeis4.)