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A318088 Number of nX5 0..1 arrays with every element unequal to 0, 2, 3 or 5 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero. 1
1, 5, 7, 159, 493, 1945, 8525, 37863, 161424, 688404, 2927486, 12630400, 54054127, 233057675, 997644574, 4291179236, 18396315644, 79062911556, 339244535826, 1457115193095, 6254370569019, 26856741255383, 115296498702507 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Column 5 of A318091.

LINKS

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

EXAMPLE

Some solutions for n=5

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

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

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

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

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

CROSSREFS

Cf. A318091.

Sequence in context: A158969 A083842 A164372 * A123536 A057177 A297535

Adjacent sequences:  A318085 A318086 A318087 * A318089 A318090 A318091

KEYWORD

nonn

AUTHOR

R. H. Hardin, Aug 16 2018

STATUS

approved

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Last modified October 16 00:29 EDT 2021. Contains 348034 sequences. (Running on oeis4.)