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A303013 Number of nX5 0..1 arrays with every element equal to 0, 1, 2, 4 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero. 1
16, 136, 579, 4237, 27719, 160253, 1044810, 6647878, 40950485, 259797055, 1641019221, 10271402463, 64751808644, 408088221522, 2564707041155, 16146667797491, 101680227531745, 639714955445811, 4026538874501554 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 5 of A303016.

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

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

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

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

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

CROSSREFS

Cf. A303016.

Sequence in context: A304506 A187175 A302319 * A059421 A231766 A302817

Adjacent sequences:  A303010 A303011 A303012 * A303014 A303015 A303016

KEYWORD

nonn

AUTHOR

R. H. Hardin, Apr 17 2018

STATUS

approved

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Last modified March 28 14:04 EDT 2020. Contains 333089 sequences. (Running on oeis4.)