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A221753
Number of nX6 arrays of occupancy after each element moves to some horizontal or antidiagonal neighbor, without move-in move-out straight through or left turns
0
1, 64, 736, 16715, 311288, 6168942, 122732982, 2429844368, 48285624377, 958570609399
OFFSET
1,2
COMMENTS
Column 6 of A221755
EXAMPLE
Some solutions for n=3
..0..2..1..0..1..2....0..2..1..1..1..1....0..2..1..2..1..1....0..2..0..2..0..1
..1..2..1..0..1..1....1..2..1..1..0..1....1..1..1..0..1..1....1..1..2..1..2..0
..1..1..1..1..2..0....1..0..2..1..2..0....1..1..1..1..2..0....2..0..1..1..1..1
CROSSREFS
Sequence in context: A357391 A108538 A195593 * A055867 A304346 A316217
KEYWORD
nonn
AUTHOR
R. H. Hardin Jan 24 2013
STATUS
approved