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A235763
Number of (n+1) X (6+1) 0..1 arrays with the sum of each 2 X 2 subblock two median terms lexicographically nondecreasing columnwise and nonincreasing rowwise.
1
2482, 55816, 1310058, 26947867, 548550245, 10315124920, 190693042666, 3383470907219, 58972454432362, 1000721111089237, 16642224739736490, 270150372438476479, 4285984985234190573, 66354310571145977712
OFFSET
1,1
COMMENTS
Column 6 of A235765.
LINKS
EXAMPLE
Some solutions for n=2
..1..0..1..0..1..1..0....0..1..1..1..1..1..0....1..1..1..1..1..1..1
..0..0..0..1..1..1..1....0..0..0..1..0..1..1....0..1..1..1..1..1..1
..0..1..0..1..1..0..1....0..1..0..0..1..0..1....1..0..0..1..1..0..1
CROSSREFS
Cf. A235765.
Sequence in context: A291199 A260766 A003917 * A235546 A214477 A181258
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 15 2014
STATUS
approved