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A298394
Number of nX6 0..1 arrays with every element equal to 1, 2, 4, 5 or 6 king-move adjacent elements, with upper left element zero.
1
5, 49, 167, 1915, 13271, 117184, 1142217, 9792821, 87882289, 805048388, 7206559912, 64918770458, 587049492792, 5291671622647, 47723002196470, 430610476512275, 3884382910202786, 35040311217924940, 316098313514859630
OFFSET
1,1
COMMENTS
Column 6 of A298396.
LINKS
EXAMPLE
Some solutions for n=5
..0..0..0..0..1..0. .0..1..1..1..0..0. .0..0..0..0..1..0. .0..1..0..1..1..1
..1..1..1..1..1..0. .0..1..0..1..0..1. .1..0..0..1..1..0. .1..0..1..1..1..0
..0..1..1..1..1..0. .1..0..1..0..1..0. .1..1..1..1..0..1. .0..0..0..1..1..0
..1..0..0..0..0..1. .0..1..0..1..0..1. .1..1..0..1..1..0. .1..1..0..0..0..1
..0..1..0..0..1..0. .1..0..1..0..1..0. .1..0..0..1..0..1. .0..0..1..0..0..0
CROSSREFS
Cf. A298396.
Sequence in context: A299572 A266127 A343690 * A299512 A183333 A299312
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 18 2018
STATUS
approved