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A221607
Number of nX6 arrays of occupancy after each element moves to some horizontal or antidiagonal neighbor, without move-in move-out left turns
0
16, 1378, 160999, 18561474, 2114436826, 240257613761, 27294219603383, 3100806305382481
OFFSET
1,1
COMMENTS
Column 6 of A221609
EXAMPLE
Some solutions for n=3
..0..3..1..2..1..0....0..2..1..2..2..1....0..1..2..1..1..0....0..1..2..1..1..2
..0..1..0..0..2..0....1..1..1..0..3..1....0..2..2..3..2..0....0..2..2..1..1..0
..1..0..2..3..2..0....0..1..0..1..1..0....0..1..0..0..2..1....0..1..0..1..3..0
CROSSREFS
Sequence in context: A134375 A321583 A057994 * A351760 A330335 A160251
KEYWORD
nonn
AUTHOR
R. H. Hardin Jan 20 2013
STATUS
approved