A202375 Number of (n+2)X7 binary arrays avoiding patterns 001 and 111 in rows and columns

2815, 13751, 54611, 182411, 589613, 1727073, 4830102, 12936204, 33205183, 82794590, 200519323, 474103610, 1097910960, 2494672305, 5575864988, 12279125958, 26681330332, 57283519350, 121646873615, 255765799468

Offset

1,1

Comments

Column 5 of A202378

Links

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

Example

Some solutions for n=3
..1..1..0..1..1..0..1....0..1..1..0..1..1..0....1..1..0..1..0..1..1
..1..0..1..0..1..1..0....1..1..0..1..0..1..1....1..0..1..1..0..1..0
..0..1..0..1..0..1..1....1..0..1..0..1..0..1....0..1..1..0..0..0..0
..0..1..1..0..1..0..0....0..1..1..0..0..0..0....0..0..0..0..0..0..0
..0..0..0..0..0..0..0....0..0..0..0..0..0..0....0..1..1..0..0..0..0

Crossrefs

Sequence in context: A107533 A065668 A045147 * A236135 A179159 A248985

Adjacent sequences: A202372 A202373 A202374 * A202376 A202377 A202378

Keyword

nonn

Author

R. H. Hardin Dec 18 2011

Status

approved