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A283281
Number of nX7 0..1 arrays with no 1 equal to more than two of its horizontal, vertical and antidiagonal neighbors.
1
128, 7472, 367208, 20834848, 1136604611, 62300912853, 3418770498783, 187461194033545, 10281169933978992, 563850834437328791, 30923136012761003019, 1695915456716623277842, 93008909318565203593244
OFFSET
1,1
COMMENTS
Column 7 of A283282.
LINKS
EXAMPLE
Some solutions for n=2
..1..1..0..1..1..0..0. .1..0..1..0..0..1..1. .1..0..0..0..1..1..1
..0..0..1..0..0..0..0. .1..0..0..1..0..1..0. .1..1..0..1..0..0..1
CROSSREFS
Cf. A283282.
Sequence in context: A201239 A013700 A232995 * A181242 A035817 A297373
KEYWORD
nonn
AUTHOR
R. H. Hardin, Mar 04 2017
STATUS
approved