A222486 Number of nX6 0..2 arrays with exactly floor(nX6/2) elements unequal to at least one horizontal, diagonal or antidiagonal neighbor, with new values introduced in row major 0..2 order

8, 100, 968, 17095, 356202, 9380846, 272350434, 8210507309, 255223125120, 7968575939070, 251076647019272, 7902341737785802, 249557535135228844, 7876584277564501766, 248926577280936114484, 7866816145248998372002

Offset

1,1

Comments

Column 6 of A222488

Links

R. H. Hardin, Table of n, a(n) for n = 1..27

Example

Some solutions for n=4
..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..0..1..0..0....0..0..0..0..0..0....0..0..0..0..0..1....0..0..0..0..0..0
..0..2..0..0..0..0....0..0..0..0..0..0....0..0..0..0..2..2....0..1..0..0..0..0
..2..2..0..0..0..0....1..1..0..0..0..0....1..0..0..0..2..2....0..2..2..1..0..0

Crossrefs

Sequence in context: A324067 A083227 A261742 * A229282 A179485 A144072

Adjacent sequences: A222483 A222484 A222485 * A222487 A222488 A222489

Keyword

nonn

Author

R. H. Hardin Feb 22 2013

Status

approved