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A283856
Number of n X 7 0..1 arrays with no 1 equal to more than three of its horizontal, diagonal and antidiagonal neighbors.
1
128, 13225, 901397, 72394838, 5724272337, 449942735521, 35481195059121, 2796411775700471, 220385420596755894, 17369615762718616468, 1368959249299809499467, 107892485834872661402986
OFFSET
1,1
COMMENTS
Column 7 of A283857.
LINKS
EXAMPLE
Some solutions for n=2
..0..1..1..0..0..0..0. .1..1..1..0..0..0..1. .1..1..0..1..1..1..0
..0..1..1..1..0..0..0. .0..0..1..0..1..0..0. .0..1..1..0..1..0..0
CROSSREFS
Cf. A283857.
Sequence in context: A001661 A264095 A239190 * A283414 A184760 A228985
KEYWORD
nonn
AUTHOR
R. H. Hardin, Mar 17 2017
STATUS
approved