A202645 Number of (n+2)X8 binary arrays avoiding patterns 000 and 111 in rows, columns and nw-to-se diagonals

9394, 66924, 572940, 5002208, 43812822, 386981422, 3423531924, 30374643896, 269698672006, 2394697806290, 21289905867456, 189230199530472, 1681885912814638, 14955678591621332, 132965162000121386

Offset

1,1

Comments

Column 6 of A202647

Links

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

Example

Some solutions for n=2
..0..1..1..0..0..1..0..1....0..1..1..0..1..0..1..1....0..0..1..0..1..1..0..1
..0..1..0..0..1..1..0..0....1..0..0..1..0..0..1..1....0..1..0..1..1..0..0..1
..1..0..0..1..1..0..1..1....1..0..1..0..0..1..0..0....1..0..1..1..0..1..1..0
..0..0..1..0..0..1..0..0....0..1..1..0..1..0..0..1....1..0..1..0..0..1..0..1

Crossrefs

Sequence in context: A079048 A263557 A045202 * A183796 A362879 A183733

Adjacent sequences: A202642 A202643 A202644 * A202646 A202647 A202648

Keyword

nonn

Author

R. H. Hardin Dec 22 2011

Status

approved