A222687 Number of nX5 0..2 arrays with exactly floor(nX5/2) elements unequal to at least one horizontal or antidiagonal neighbor, with new values introduced in row major 0..2 order

4, 56, 664, 29770, 419562, 20259516, 301760538, 14776550335, 223789472088, 11086737070564, 169432535832409, 8466158066084383, 130245173094329980, 6547847887143607518, 101251320609392116341, 5113248556389836349026

Offset

1,1

Comments

Column 5 of A222690

Links

R. H. Hardin, Table of n, a(n) for n = 1..129

Example

Some solutions for n=3
..0..0..0..0..0....0..1..0..1..1....0..0..0..0..1....0..0..1..0..0
..0..0..0..0..0....1..1..1..1..1....0..0..0..2..1....2..0..0..0..0
..0..1..0..2..1....2..1..1..1..1....0..0..0..0..0....0..0..0..0..1

Crossrefs

Sequence in context: A191466 A333294 A130219 * A111874 A297944 A298555

Adjacent sequences: A222684 A222685 A222686 * A222688 A222689 A222690

Keyword

nonn

Author

R. H. Hardin Feb 28 2013

Status

approved