login
A221608
Number of nX7 arrays of occupancy after each element moves to some horizontal or antidiagonal neighbor, without move-in move-out left turns
0
32, 7057, 2286878, 730077217, 229719706276, 72063803799931, 22596355738886108, 7085160611803323231, 2221576402652735693008
OFFSET
1,1
COMMENTS
Column 7 of A221609
EXAMPLE
Some solutions for n=3
..0..2..2..2..0..2..1....0..2..3..2..0..0..1....0..2..2..2..1..0..0
..0..0..1..0..1..1..1....0..0..0..1..3..2..0....0..0..1..3..2..2..0
..0..1..1..1..2..3..0....1..2..0..2..1..1..0....1..1..1..1..0..1..1
CROSSREFS
Sequence in context: A209542 A028461 A240446 * A283922 A224100 A224107
KEYWORD
nonn
AUTHOR
R. H. Hardin Jan 20 2013
STATUS
approved