A202377 Number of (n+2)X9 binary arrays avoiding patterns 001 and 111 in rows and columns

11362, 68965, 327679, 1285065, 4830102, 16261405, 51833855, 156557263, 450660848, 1250551900, 3351714309, 8722793052, 22118866900, 54801500414, 132976157412, 316751623141, 741810250017, 1710936850978, 3891524278627

Offset

1,1

Comments

Column 7 of A202378

Links

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

Example

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

Crossrefs

Sequence in context: A287245 A067791 A067779 * A210122 A364717 A251957

Adjacent sequences: A202374 A202375 A202376 * A202378 A202379 A202380

Keyword

nonn

Author

R. H. Hardin Dec 18 2011

Status

approved