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A299558
Number of nX5 0..1 arrays with every element equal to 0, 2, 3, 5, 7 or 8 king-move adjacent elements, with upper left element zero.
1
1, 31, 21, 77, 348, 1094, 3919, 13977, 49728, 182756, 669766, 2444078, 8944985, 32753763, 119833236, 438741809, 1606516717, 5881961826, 21538299550, 78868479665, 288794128838, 1057512050898, 3872421498652, 14180120799422
OFFSET
1,2
COMMENTS
Column 5 of A299561.
LINKS
EXAMPLE
Some solutions for n=5
..0..0..1..1..1. .0..0..0..0..0. .0..1..1..1..1. .0..0..1..1..0
..0..1..0..1..0. .0..0..0..0..0. .1..1..0..0..1. .0..1..0..1..1
..0..1..0..1..1. .1..1..1..1..1. .0..1..1..0..0. .1..1..0..0..0
..0..1..0..1..0. .1..1..1..1..1. .1..1..0..0..1. .0..1..0..1..0
..0..0..1..1..1. .1..1..1..1..1. .0..1..1..1..1. .0..0..1..1..1
CROSSREFS
Cf. A299561.
Sequence in context: A066434 A040932 A298724 * A348624 A340744 A361315
KEYWORD
nonn
AUTHOR
R. H. Hardin, Feb 12 2018
STATUS
approved