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A296988
Number of nX6 0..1 arrays with each 1 adjacent to 3, 4 or 5 king-move neighboring 1s.
1
1, 33, 447, 2514, 65694, 1621832, 26724927, 546305423, 11821168013, 235489625333, 4769248435752, 98493917234285, 2009547258641866, 40953762787553026, 838080847181447765, 17129707258907802961, 349845822614751687109
OFFSET
1,2
COMMENTS
Column 6 of A296990.
LINKS
EXAMPLE
Some solutions for n=5
..1..1..0..1..1..0. .1..1..0..1..1..1. .1..1..0..0..0..0. .1..1..0..1..1..0
..1..1..1..1..1..0. .1..1..1..0..1..1. .1..1..1..1..0..0. .1..1..0..1..1..0
..0..0..0..0..0..1. .0..0..0..0..0..0. .0..0..0..1..1..0. .1..1..0..0..1..0
..1..1..0..1..1..1. .1..1..0..1..1..1. .1..1..0..1..0..0. .0..0..0..1..1..1
..1..1..1..1..1..0. .1..1..0..1..1..1. .1..1..1..0..0..0. .0..0..0..1..1..0
CROSSREFS
Cf. A296990.
Sequence in context: A107965 A220591 A296839 * A367983 A058796 A360256
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 22 2017
STATUS
approved