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A254735
Number of (n+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 and vertically
0
512, 19782, 1209260, 100974022, 14206747097, 3580969060985, 1584367864267499, 1238770716720377150, 1737410697343829018105, 4366981834520922382623437
OFFSET
1,1
COMMENTS
Diagonal of A254743
EXAMPLE
Some solutions for n=2
..1..0..1..0....0..1..1..0....0..0..1..0....0..0..0..0....1..1..0..0
..0..0..0..0....1..0..0..1....0..0..1..0....0..1..0..0....1..0..0..0
..1..1..1..1....1..0..1..1....0..0..1..1....1..0..0..1....0..0..0..0
..1..1..1..1....1..0..0..1....0..1..1..1....1..0..0..0....0..0..0..0
CROSSREFS
Sequence in context: A056586 A096962 A231308 * A254914 A186831 A236215
KEYWORD
nonn
AUTHOR
R. H. Hardin, Feb 06 2015
STATUS
approved