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A305013
Number of nX6 0..1 arrays with every element unequal to 1, 2, 4, 5 or 7 king-move adjacent elements, with upper left element zero.
1
5, 165, 206, 862, 9499, 28477, 119835, 975646, 4538929, 21859448, 143294200, 795546394, 4252817253, 25783023452, 150102255565, 849190816657, 5033353494236, 29616212082249, 171767099397392, 1013127791447277
OFFSET
1,1
COMMENTS
Column 6 of A305015.
LINKS
EXAMPLE
Some solutions for n=5
..0..0..1..1..0..0. .0..0..0..0..1..1. .0..1..1..1..0..0. .0..1..0..0..0..0
..1..1..1..1..1..1. .0..1..1..0..0..0. .0..0..0..1..1..1. .0..0..0..1..1..0
..1..1..1..1..1..1. .0..0..0..0..0..0. .0..1..1..1..1..1. .0..0..0..0..0..0
..1..0..1..1..0..1. .0..0..0..0..1..0. .0..1..1..1..1..0. .0..1..0..0..0..0
..0..1..1..1..1..0. .0..1..0..0..1..0. .0..0..0..1..1..1. .1..0..0..1..1..0
CROSSREFS
Cf. A305015.
Sequence in context: A305450 A304702 A316453 * A316646 A316174 A317456
KEYWORD
nonn
AUTHOR
R. H. Hardin, May 23 2018
STATUS
approved