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A296634
Number of nX7 0..1 arrays with each 1 horizontally, vertically or antidiagonally adjacent to 0, 2 or 4 neighboring 1s.
1
34, 705, 13275, 249329, 4733229, 89713772, 1700240351, 32223940011, 610746699603, 11575622907479, 219395796042481, 4158271196618720, 78812946387126526, 1493765502846960513, 28311790909987224036
OFFSET
1,1
COMMENTS
Column 7 of A296635.
LINKS
EXAMPLE
Some solutions for n=3
..0..1..0..0..0..0..0. .0..1..0..0..0..1..0. .0..0..0..1..0..0..0
..1..1..0..0..0..0..0. .0..0..0..1..0..0..0. .0..1..1..1..0..1..0
..0..0..1..0..0..1..0. .1..0..1..1..0..0..1. .0..1..0..0..0..0..1
CROSSREFS
Cf. A296635.
Sequence in context: A166217 A188711 A296334 * A016109 A028211 A028207
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 17 2017
STATUS
approved