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A185429
Number of (n+2)X5 0..7 arrays with each 3X3 subblock having rows and columns in lexicographically nondecreasing order
1
8653394212, 1090205284029, 84722449466168, 4772160687307074, 209290512833668811, 7468756070356586903, 223694029250999654095, 5755145891541173071730, 129520045203909930078682
OFFSET
1,1
COMMENTS
Column 3 of A185435
FORMULA
Polynomial of degree 133, see link
EXAMPLE
Some solutions for 4X5
..0..0..0..0..2....0..0..0..0..0....0..0..0..0..0....0..0..0..0..2
..0..0..0..0..5....0..0..0..0..0....0..0..0..0..6....0..0..0..0..4
..0..0..0..6..4....0..0..0..2..4....0..0..0..4..3....0..0..0..1..4
..0..0..4..2..5....0..0..0..3..7....0..0..4..5..2....0..0..4..2..5
CROSSREFS
Sequence in context: A017495 A017627 A181746 * A154876 A270612 A331412
KEYWORD
nonn
AUTHOR
R. H. Hardin Jan 27 2011
STATUS
approved