login
A257191
Number of (3+2)X(n+2) 0..1 arrays with every 3X3 subblock sum of the two medians of the diagonal and antidiagonal minus the sum of the minimums of the central row and column nondecreasing horizontally, vertically and ne-to-sw antidiagonally
1
10285, 44795, 252288, 1488364, 9058784, 57766489, 375658160, 2426787341, 15738821146, 102176453195, 663395152836, 4305719804877, 27954130368606, 181465502045290, 1177998713851415, 7647065573314904, 49642206284249539
OFFSET
1,1
COMMENTS
Row 3 of A257189
LINKS
EXAMPLE
Some solutions for n=2
..1..1..0..0....1..1..0..1....0..0..1..0....1..1..0..1....1..0..0..1
..0..1..0..0....1..1..1..1....0..0..0..0....1..1..1..1....0..0..0..0
..0..1..1..0....1..0..0..1....0..1..1..1....0..0..1..0....1..0..0..1
..0..0..1..1....1..1..0..0....0..0..0..1....0..0..1..0....1..1..1..0
..1..1..1..1....0..1..1..0....0..1..0..0....1..0..0..1....1..1..1..0
CROSSREFS
Sequence in context: A204691 A270762 A200712 * A257184 A254984 A241788
KEYWORD
nonn
AUTHOR
R. H. Hardin, Apr 17 2015
STATUS
approved