A221480 Number of nX5 arrays of occupancy after each element moves to some horizontal or antidiagonal neighbor, without consecutive moves in the same direction

0, 292, 11784, 802711, 48514602, 2942599561, 178388225956, 10813887700409, 655520056354214, 39736291487120087, 2408728477458995298, 146011851408477524221

Offset

1,2

Comments

Column 5 of A221483

Links

Table of n, a(n) for n=1..12.

Example

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

Crossrefs

Sequence in context: A220410 A232022 A231752 * A231650 A249239 A221359

Adjacent sequences: A221477 A221478 A221479 * A221481 A221482 A221483

Keyword

nonn

Author

R. H. Hardin Jan 17 2013

Status

approved