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A304950
Number of n X 6 0..1 arrays with every element unequal to 0, 2, 3, 5 or 7 king-move adjacent elements, with upper left element zero.
1
1, 49, 58, 139, 468, 1916, 5296, 17450, 62128, 207139, 693887, 2374914, 8053735, 27274672, 92857712, 315536730, 1072011317, 3644889383, 12392444295, 42124232144, 143216096733, 486915951642, 1655379720756, 5628020733928
OFFSET
1,2
COMMENTS
Column 6 of A304952.
LINKS
EXAMPLE
Some solutions for n=5
..0..0..0..0..1..1. .0..1..0..1..0..0. .0..1..0..1..0..0. .0..0..0..1..1..1
..1..1..1..0..1..1. .1..1..1..1..0..0. .0..1..1..1..0..0. .1..1..1..0..0..0
..1..0..0..0..0..0. .0..0..0..1..0..0. .0..0..1..0..0..0. .1..0..0..1..1..0
..0..1..0..0..0..0. .0..1..1..1..1..1. .0..1..1..0..1..1. .0..1..0..1..0..1
..1..0..1..1..1..1. .0..1..1..1..1..1. .1..0..0..1..1..0. .0..1..1..0..0..1
CROSSREFS
Cf. A304952.
Sequence in context: A345114 A090063 A143164 * A316618 A039472 A135145
KEYWORD
nonn
AUTHOR
R. H. Hardin, May 22 2018
STATUS
approved