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A253800
Number of (n+2) X (7+2) 0..1 arrays with every 3 X 3 subblock diagonal maximum plus antidiagonal median nondecreasing horizontally and vertically.
1
5525648, 275822532, 15314952024, 715315448772, 30656386352160, 1288757443440100, 52039375590860424, 2060018092869654572, 81182820780968440452, 3187607283556025809756, 124900984913086077532048
OFFSET
1,1
COMMENTS
Column 7 of A253801.
LINKS
EXAMPLE
Some solutions for n=1
..0..0..0..0..1..1..1..0..0....0..0..0..0..0..1..1..1..1
..0..0..0..0..0..0..0..1..0....1..0..0..1..0..1..0..1..1
..0..1..1..1..0..0..0..1..1....1..0..1..1..0..1..1..1..1
CROSSREFS
Cf. A253801.
Sequence in context: A227931 A254195 A254188 * A158760 A206117 A237973
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 13 2015
STATUS
approved