A217271 Number of nX6 arrays of occupancy after each element moves to some horizontal or vertical neighbor

16, 20736, 17640000, 14755689729, 12276607432401, 10211121295308649, 8491624540729737796, 7061648944253957079481, 5872435140472364430803929, 4883489824271582246264899984, 4061085890163124328387958867561

Offset

1,1

Comments

Column 6 of A217273

Links

R. H. Hardin, Table of n, a(n) for n = 1..15

Example

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

Crossrefs

Sequence in context: A060205 A140597 A017296 * A168488 A070904 A308309

Adjacent sequences: A217268 A217269 A217270 * A217272 A217273 A217274

Keyword

nonn

Author

R. H. Hardin Sep 29 2012

Status

approved