A221691 Number of nX5 arrays of occupancy after each element stays put or moves to some horizontal or antidiagonal neighbor, without consecutive moves in the same direction

28, 11036, 2627760, 659020617, 164441398718, 41023076707062, 10233875156794211, 2553004334803146133, 636887763097823284411, 158881831138559422724173, 39635611567879464460692735

Offset

1,1

Comments

Column 5 of A221693

Links

R. H. Hardin, Table of n, a(n) for n = 1..17

Example

Some solutions for n=3
..0..2..2..0..1....0..2..0..0..2....0..2..0..2..0....0..3..1..2..0
..0..4..0..0..1....0..4..0..0..1....0..3..0..3..0....0..2..0..1..1
..0..1..1..2..1....0..3..0..3..0....0..0..2..1..2....0..2..0..3..0

Crossrefs

Sequence in context: A283891 A283892 A281652 * A159415 A209177 A349718

Adjacent sequences: A221688 A221689 A221690 * A221692 A221693 A221694

Keyword

nonn

Author

R. H. Hardin Jan 22 2013

Status

approved