login
A202454
Number of (n+2)X(n+2) binary arrays with consecutive windows of three bits considered as a binary number nondecreasing in every row and column
1
512, 1194, 3362, 10918, 38478, 141192, 528390, 1998486, 7609118, 29110180, 111787002, 430618204, 1663208690, 6438719028, 24976207182, 97056810102, 377757631038, 1472369063940, 5746130037258, 22451082059892, 87812623596642
OFFSET
1,1
COMMENTS
Diagonal of A202461
LINKS
EXAMPLE
Some solutions for 6X6
..0..0..0..1..0..0....0..0..0..0..1..1....0..0..0..0..0..0....0..0..0..0..0..1
..0..0..0..1..0..0....0..0..0..1..1..1....0..0..0..0..0..0....0..0..0..1..0..1
..0..0..0..1..1..1....0..0..1..1..1..1....0..0..0..0..0..1....0..0..0..1..0..1
..1..1..1..1..1..1....0..1..1..1..1..1....0..1..1..1..1..1....0..1..1..1..1..1
..0..1..1..1..1..1....1..1..1..1..1..1....0..0..0..1..0..1....1..1..1..1..1..1
..0..0..1..1..1..1....0..0..1..1..1..1....0..0..0..1..1..1....0..1..1..1..1..1
CROSSREFS
Sequence in context: A045058 A220017 A234879 * A230543 A224651 A224644
KEYWORD
nonn
AUTHOR
R. H. Hardin Dec 19 2011
STATUS
approved