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A253793
Number of (n+2)X(n+2) 0..1 arrays with every 3X3 subblock diagonal maximum plus antidiagonal median nondecreasing horizontally and vertically
0
512, 22284, 1876256, 300044272, 83428823136, 46476504760232, 52039375590860424, 118597465899997893216, 569271553154356424613768, 5751777935867721798745615520
OFFSET
1,1
COMMENTS
Diagonal of A253801
EXAMPLE
Some solutions for n=2
..0..0..1..0....1..0..1..0....1..0..1..1....1..1..0..0....1..1..0..1
..0..0..1..0....1..1..1..1....1..0..0..1....1..0..0..0....0..0..0..1
..0..0..1..1....0..1..1..0....0..1..0..1....1..0..0..1....0..0..1..0
..1..1..0..1....1..0..0..0....0..1..1..1....0..1..0..1....1..1..1..0
CROSSREFS
Sequence in context: A253954 A264108 A254353 * A253756 A250496 A254160
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 13 2015
STATUS
approved