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A219077
Hilltop maps: number of nX7 binary arrays indicating the locations of corresponding elements not exceeded by any horizontal, diagonal or antidiagonal neighbor in a random 0..1 nX7 array
1
57, 9367, 1023441, 113959413, 12998933707, 1473655240387, 167024618548071, 18939932662217929, 2147519964457580465, 243494396494378271955, 27608646901560676777421, 3130407281278669890215213
OFFSET
1,1
COMMENTS
Column 7 of A219078
LINKS
EXAMPLE
Some solutions for n=3
..0..1..1..1..1..0..0....0..1..1..1..0..0..0....0..0..1..0..1..0..0
..0..1..0..0..0..1..0....0..1..1..1..0..1..1....0..1..1..0..0..1..1
..0..1..1..0..1..1..0....0..1..1..1..1..0..0....0..1..0..0..1..0..1
CROSSREFS
Sequence in context: A127455 A263669 A286442 * A091749 A218425 A094777
KEYWORD
nonn
AUTHOR
R. H. Hardin Nov 11 2012
STATUS
approved