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A297748
Number of nX7 0..1 arrays with every 1 horizontally, diagonally or antidiagonally adjacent to 1, 3 or 4 neighboring 1s.
1
13, 715, 9733, 187564, 5298077, 116064732, 2703029494, 67944280878, 1646896960337, 40234850505245, 997843605032884, 24626816271767234, 608328403396960778, 15071780241535979375, 373186362619468266665
OFFSET
1,1
COMMENTS
Column 7 of A297749.
LINKS
EXAMPLE
Some solutions for n=4
..0..0..1..1..1..1..1. .0..0..0..1..0..0..0. .0..1..0..1..1..0..0
..0..1..0..1..1..0..1. .1..1..1..0..0..1..0. .1..0..0..0..0..0..0
..0..1..0..1..1..0..0. .0..0..1..1..1..1..0. .0..0..0..0..0..0..0
..0..0..1..1..1..1..1. .0..0..0..1..1..0..1. .1..1..0..0..1..1..0
CROSSREFS
Cf. A297749.
Sequence in context: A195555 A108223 A114355 * A086157 A033509 A262099
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 05 2018
STATUS
approved