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A298773
Number of nX6 0..1 arrays with every element equal to 1, 2, 4, 5 or 8 king-move adjacent elements, with upper left element zero.
1
5, 49, 109, 779, 2603, 11320, 61333, 284618, 1376511, 6959439, 34511708, 170670413, 851900683, 4250558598, 21161145459, 105481131616, 526133966100, 2623203957029, 13078950820473, 65224465637861, 325269426017123
OFFSET
1,1
COMMENTS
Column 6 of A298775.
LINKS
EXAMPLE
Some solutions for n=7
..0..1..0..0..1..0. .0..1..0..0..0..0. .0..1..1..1..0..1. .0..1..0..1..0..0
..1..0..0..0..0..1. .1..0..0..0..0..1. .1..0..0..0..1..1. .1..0..0..1..0..1
..0..1..1..1..1..0. .0..1..1..1..1..0. .1..0..0..0..1..1. .1..0..0..0..1..0
..0..1..1..1..1..0. .0..1..1..1..1..0. .1..0..0..0..1..0. .0..1..1..1..0..1
..0..1..1..1..1..0. .0..1..1..1..1..0. .0..1..1..1..0..1. .0..1..1..1..0..0
..0..1..1..1..1..0. .1..0..0..0..0..1. .1..1..1..0..1..0. .0..1..1..1..0..0
..1..0..0..0..0..1. .0..0..0..0..0..0. .0..0..1..0..1..1. .1..0..0..0..1..0
CROSSREFS
Cf. A298775.
Sequence in context: A299610 A079837 A297957 * A298580 A299572 A266127
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 26 2018
STATUS
approved