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A254496
Number of (6+2)X(n+2) 0..1 arrays with every 3X3 subblock diagonal maximum plus antidiagonal minimum nondecreasing horizontally, vertically and ne-to-sw antidiagonally
1
3727552, 186176000, 8348864128, 410404894080, 18731454463744, 871411470160000, 39847094492435712, 1831452813902816384, 83780252884746539264, 3852333354449454864000, 176605048902403003470080
OFFSET
1,1
COMMENTS
Row 6 of A254491
LINKS
EXAMPLE
Some solutions for n=1
..0..0..0....0..0..0....0..0..0....0..0..0....0..0..0....0..0..0....0..0..0
..0..0..1....0..0..0....0..0..1....0..0..0....0..0..1....1..0..0....0..0..1
..1..0..0....0..0..1....1..0..0....0..0..0....0..0..0....0..0..1....1..0..0
..1..0..1....1..0..1....1..1..0....1..0..0....1..1..0....1..0..0....1..1..0
..1..0..1....1..0..1....1..0..0....1..0..0....1..1..0....1..1..1....0..0..0
..1..0..1....1..0..1....0..0..1....0..0..0....0..0..1....0..0..0....1..1..1
..0..0..1....1..1..0....0..0..0....1..1..1....0..0..0....1..1..0....1..0..0
..1..1..1....0..0..0....0..0..1....1..0..0....1..1..1....0..0..0....0..1..0
CROSSREFS
Sequence in context: A216002 A187644 A136287 * A254489 A253861 A114683
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 31 2015
STATUS
approved