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A298929
Number of nX7 0..1 arrays with every element equal to 2, 3, 5, 7 or 8 king-move adjacent elements, with upper left element zero.
1
0, 34, 14, 201, 666, 3569, 15163, 77576, 375845, 1886321, 9434661, 47480566, 237250519, 1191569971, 5975706525, 29984756274, 150481729037, 755439602693, 3791563019201, 19033524132770, 95544814021035, 479625376201987
OFFSET
1,2
COMMENTS
Column 7 of A298930.
LINKS
EXAMPLE
Some solutions for n=5
..0..0..0..1..1..1..1. .0..0..0..1..1..0..0. .0..0..1..0..0..0..0
..0..0..0..1..0..0..1. .0..0..0..1..0..1..0. .0..1..1..0..0..0..0
..0..0..0..1..0..0..1. .0..0..0..1..0..0..1. .1..0..0..1..0..0..0
..0..0..0..1..0..0..1. .0..0..0..1..0..1..0. .0..1..1..0..0..0..0
..0..0..0..1..1..1..1. .0..0..0..1..1..0..0. .0..0..1..0..0..0..0
CROSSREFS
Cf. A298930.
Sequence in context: A220133 A300101 A298258 * A118497 A301826 A033354
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 29 2018
STATUS
approved