A221111 Number of nX5 arrays of occupancy after each element moves to some horizontal or antidiagonal neighbor, without 2-loops

0, 38, 2952, 189762, 11678172, 709142453, 42873095694, 2588202786224, 156169886336266, 9421587226948725, 568363950894519284

Offset

1,2

Comments

Column 5 of A221114

Links

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

Example

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

Crossrefs

Sequence in context: A055605 A217342 A319519 * A322331 A282962 A229523

Adjacent sequences: A221108 A221109 A221110 * A221112 A221113 A221114

Keyword

nonn

Author

R. H. Hardin Jan 02 2013

Status

approved