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A305527
Number of nX5 0..1 arrays with every element unequal to 0, 1, 2, 3, 4 or 6 king-move adjacent elements, with upper left element zero.
1
16, 420, 4779, 61139, 767417, 9599897, 120736482, 1516911265, 19047231319, 239296544073, 3006001064287, 37759220717254, 474325856668925, 5958345162521726, 74846763031519350, 940204050723933820
OFFSET
1,1
COMMENTS
Column 5 of A305530.
LINKS
EXAMPLE
Some solutions for n=5
..0..0..0..0..1. .0..0..0..0..0. .0..0..0..0..1. .0..0..0..0..0
..0..0..0..1..0. .1..1..0..0..0. .0..0..0..0..1. .1..1..0..1..0
..1..1..0..1..0. .0..0..1..1..0. .0..0..0..0..1. .0..0..1..0..1
..0..1..0..0..1. .1..1..1..0..0. .0..0..0..0..0. .1..0..0..0..0
..0..0..0..1..0. .1..1..0..1..0. .0..0..0..0..0. .1..0..1..1..0
CROSSREFS
Cf. A305530.
Sequence in context: A316180 A305766 A317115 * A317001 A316819 A317569
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jun 04 2018
STATUS
approved