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A221339
Number of nX3 arrays of occupancy after each element moves to some king-move neighbor, with no 2-loops and with no occupancy greater than 2
1
0, 85, 1828, 49197, 1160820, 27492106, 645919942, 15174148882, 356331648780, 8367682180712, 196493019336142, 4614084810633380, 108347618798888098, 2544188148240114963, 59741469540161126266, 1402814427562259789640
OFFSET
1,2
COMMENTS
Column 3 of A221341
LINKS
EXAMPLE
Some solutions for n=3
..0..0..2....1..2..2....1..2..2....1..0..0....1..1..0....0..2..0....1..1..0
..2..1..0....1..0..1....1..1..0....1..2..2....2..1..0....2..0..0....2..2..2
..2..2..0....1..1..0....1..1..0....1..0..2....2..2..0....2..2..1....1..0..0
CROSSREFS
Sequence in context: A212474 A020310 A163692 * A262062 A220736 A157110
KEYWORD
nonn
AUTHOR
R. H. Hardin Jan 11 2013
STATUS
approved