A208696 Number of nX6 0..1 arrays avoiding 0 0 1 and 1 0 0 horizontally and 0 1 0 and 1 0 1 vertically

22, 484, 2706, 24086, 177488, 1415508, 10934750, 85697362, 667262804, 5207958764, 40607176444, 316775073124, 2470717292796, 19272100725330, 150320036967880, 1172492187142646, 9145360490517122, 71333468695248480, 556397961419606324

Offset

1,1

Comments

Column 6 of A208698

Links

R. H. Hardin, Table of n, a(n) for n = 1..210

Example

Some solutions for n=4
..1..0..1..1..0..1....1..1..1..1..1..1....1..0..1..0..1..0....1..1..0..1..0..1
..0..1..0..1..1..0....1..0..1..0..1..0....0..1..0..1..0..1....0..1..0..1..0..1
..0..1..0..1..1..0....0..0..0..0..0..0....0..1..0..1..0..1....0..1..0..1..0..1
..1..1..1..1..1..1....0..1..0..1..0..1....1..0..1..1..0..1....1..0..1..1..0..1

Crossrefs

Sequence in context: A209648 A207755 A207936 * A207503 A207964 A262469

Adjacent sequences: A208693 A208694 A208695 * A208697 A208698 A208699

Keyword

nonn

Author

R. H. Hardin Mar 01 2012

Status

approved