A218835 Unmatched value maps: number of n X n binary arrays indicating the locations of corresponding elements not equal to any horizontal or antidiagonal neighbor in a random 0..1 n X n array

1, 7, 93, 3617, 346501, 91513161, 64756459689, 123101061283146, 628132409842549671, 8578834074345612228891, 313263194520552901427408971

Offset

1,2

Comments

Diagonal of A218842

Links

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

Example

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

Crossrefs

Sequence in context: A346463 A346464 A197484 * A219417 A220405 A109304

Adjacent sequences: A218832 A218833 A218834 * A218836 A218837 A218838

Keyword

nonn

Author

R. H. Hardin Nov 07 2012

Status

approved