A218996 Unmatched value maps: number of n X n binary arrays indicating the locations of corresponding elements not equal to any horizontal, diagonal or antidiagonal neighbor in a random 0..2 n X n array

1, 10, 328, 31857, 13259232, 22776074699

Offset

1,2

Comments

Diagonal of A219002

Links

Table of n, a(n) for n=1..6.

Example

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

Crossrefs

Sequence in context: A064343 A127823 A257132 * A352798 A113082 A288684

Adjacent sequences: A218993 A218994 A218995 * A218997 A218998 A218999

Keyword

nonn

Author

R. H. Hardin Nov 09 2012

Status

approved