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A257157
Number of (4+2)X(n+2) 0..1 arrays with every 3X3 subblock sum of the two medians of the central row and column minus the sum of the minimums of the diagonal and antidiagonal nondecreasing horizontally, vertically and ne-to-sw antidiagonally
1
62579, 594229, 5449304, 51899365, 519390250, 5227360394, 52041832046, 516365741514, 5111362313284, 50479024933580, 497753506268003, 4903583803546401, 48276454711270360, 475089725283264360
OFFSET
1,1
COMMENTS
Row 4 of A257154
LINKS
EXAMPLE
Some solutions for n=1
..0..0..1....0..0..0....0..0..0....0..0..0....1..0..0....1..0..1....1..1..1
..1..1..1....1..0..0....0..0..1....1..0..0....0..1..1....1..0..0....1..0..0
..0..0..1....0..1..0....1..0..0....1..1..1....1..1..1....0..0..0....1..0..1
..1..1..0....0..1..1....0..0..0....0..0..1....1..0..0....0..0..1....1..1..1
..1..1..1....0..1..1....1..0..0....0..1..0....0..1..1....1..1..1....0..0..0
..1..1..0....0..1..1....0..0..0....0..1..0....1..1..1....1..1..1....0..1..0
CROSSREFS
Sequence in context: A180202 A031659 A257150 * A254739 A205764 A209207
KEYWORD
nonn
AUTHOR
R. H. Hardin, Apr 16 2015
STATUS
approved