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A299305
Number of nX6 0..1 arrays with every element equal to 1, 2, 3, 5, 6 or 7 king-move adjacent elements, with upper left element zero.
1
5, 604, 3387, 28374, 482418, 6525374, 76611604, 1041660250, 14216373088, 185641725091, 2461636096556, 32972981437712, 438191632134687, 5821100136764371, 77544942985407707, 1032213930246913442
OFFSET
1,1
COMMENTS
Column 6 of A299307.
LINKS
EXAMPLE
Some solutions for n=5
..0..1..1..0..0..1. .0..0..1..1..1..1. .0..0..0..1..0..0. .0..1..1..0..0..1
..0..0..0..1..1..1. .1..0..0..0..0..1. .1..0..1..1..0..1. .0..0..1..1..1..0
..1..0..0..0..0..0. .0..1..0..0..0..1. .1..1..1..1..1..1. .0..1..1..0..1..0
..1..0..1..1..1..0. .0..0..0..0..1..0. .0..0..1..1..1..0. .1..0..0..0..1..0
..0..1..1..0..0..1. .0..1..1..0..1..1. .0..0..1..0..0..1. .0..1..1..1..0..0
CROSSREFS
Cf. A299307.
Sequence in context: A298768 A299565 A298387 * A299463 A300106 A283098
KEYWORD
nonn
AUTHOR
R. H. Hardin, Feb 06 2018
STATUS
approved