login
A207861
Number of 6Xn 0..1 arrays avoiding 0 0 0 and 0 1 0 horizontally and 0 1 0 and 1 0 1 vertically
1
26, 676, 4238, 26569, 279219, 2934369, 24999522, 212984836, 1971051046, 18240933481, 163271339451, 1461412614321, 13258432080828, 120285003372304, 1085258011417172, 9791619223717321, 88545977352385817, 800724571304629609
OFFSET
1,1
COMMENTS
Row 6 of A207858
LINKS
EXAMPLE
Some solutions for n=4
..0..0..1..1....1..0..1..1....1..1..0..0....0..1..1..1....1..1..1..1
..0..1..1..1....0..1..1..0....0..1..1..0....1..1..1..0....1..1..1..1
..1..1..1..0....0..1..1..0....0..1..1..1....1..1..0..0....1..1..1..0
..1..1..1..0....1..0..0..1....0..0..1..1....1..0..0..1....1..1..1..0
..0..0..1..1....1..0..0..1....1..0..1..1....0..0..1..1....1..0..1..1
..0..0..1..1....1..0..1..1....1..1..0..1....0..1..1..1....1..0..0..1
CROSSREFS
Sequence in context: A207522 A207257 A207952 * A207811 A208285 A208418
KEYWORD
nonn
AUTHOR
R. H. Hardin Feb 21 2012
STATUS
approved