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A254452
Number of (n+2)X(3+2) 0..1 arrays with every 3X3 subblock diagonal maximum minus antidiagonal median nondecreasing horizontally and vertically
2
16240, 196684, 2085712, 19716320, 180449544, 1621936236, 14531913928, 129887483092, 1161335601368, 10386990863516, 92949534517728, 831971480294236, 7447848925974544, 66677163384618652, 596944337713575200
OFFSET
1,1
COMMENTS
Column 3 of A254457
FORMULA
Empirical recurrence of order 73 (see link above)
EXAMPLE
Some solutions for n=2
..0..1..1..1..0....0..0..1..0..1....0..1..0..1..0....1..1..1..1..0
..1..1..0..1..0....1..1..1..1..1....0..0..1..1..0....0..0..1..1..1
..0..1..0..0..1....1..1..1..0..0....1..0..0..0..0....1..1..0..0..0
..0..0..1..0..1....0..0..1..0..1....1..0..1..1..0....1..0..0..1..1
CROSSREFS
Sequence in context: A235845 A254163 A254170 * A202432 A109151 A068761
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 30 2015
STATUS
approved