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A298334
Number of nX5 0..1 arrays with every element equal to 1, 2, 3, 4 or 6 king-move adjacent elements, with upper left element zero.
1
3, 216, 3641, 51588, 755110, 11244900, 166636876, 2469362361, 36605480121, 542613705373, 8043171525193, 119225577452598, 1767306016173071, 26197124073681397, 388325253441016576, 5756224415206983972
OFFSET
1,1
COMMENTS
Column 5 of A298337.
LINKS
EXAMPLE
Some solutions for n=4
..0..1..1..0..1. .0..0..0..1..0. .0..0..0..1..1. .0..0..1..1..0
..0..1..0..0..1. .1..0..1..1..0. .0..0..1..1..1. .0..1..1..0..1
..1..0..1..0..1. .1..1..0..0..0. .1..1..1..0..1. .1..1..0..0..0
..0..0..1..0..1. .1..0..0..1..1. .0..0..1..0..1. .1..1..1..1..0
CROSSREFS
Cf. A298337.
Sequence in context: A038785 A297920 A298544 * A299395 A299225 A300037
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 17 2018
STATUS
approved