A219445 Unmatched value maps: number of 7Xn binary arrays indicating the locations of corresponding elements not equal to any horizontal, diagonal or antidiagonal neighbor in a random 0..1 7Xn array

1, 1035, 25147, 465400, 9230353, 180983751, 3553813654, 70729832177, 1404298087609, 27962151080194, 556217340268058

Offset

1,2

Comments

Row 7 of A219441

Links

Table of n, a(n) for n=1..11.

Example

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

Crossrefs

Sequence in context: A241787 A175692 A023087 * A163558 A025412 A025409

Adjacent sequences: A219442 A219443 A219444 * A219446 A219447 A219448

Keyword

nonn

Author

R. H. Hardin Nov 20 2012

Status

approved