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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
OFFSET
1,1
COMMENTS
Column 5 of A303016.
LINKS
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
KEYWORD
nonn
AUTHOR
R. H. Hardin, Apr 17 2018
STATUS
approved