A183441 Number of nX8 binary arrays with every 1 having exactly one king-move neighbor equal to 1

19, 755, 6485, 109483, 1939754, 27025949, 428516444, 6750242518, 102708841482, 1598799987052, 24800644451988, 382936679416055, 5935316443386907, 91908067914978051, 1422408901993267636, 22027141264833328334

Offset

1,1

Comments

Column 8 of A183442

Links

R. H. Hardin, Table of n, a(n) for n = 1..200

Example

Some solutions for 3X8
..1..1..0..0..1..1..0..0....0..0..0..1..0..0..1..1....0..0..0..0..0..0..0..0
..0..0..0..0..0..0..0..0....1..0..0..1..0..0..0..0....0..0..0..1..0..0..0..1
..0..0..1..1..0..0..1..1....0..1..0..0..0..0..0..0....0..0..0..0..1..0..0..1

Crossrefs

Sequence in context: A157165 A201708 A280625 * A067621 A206308 A369827

Adjacent sequences: A183438 A183439 A183440 * A183442 A183443 A183444

Keyword

nonn

Author

R. H. Hardin Jan 04 2011

Status

approved