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A223029
Number of nX3 0..2 arrays with exactly floor(nX3/2) elements equal to at least one king-move neighbor, with new values introduced in row major 0..2 order
1
0, 16, 45, 472, 820, 11680, 18827, 297604, 476311, 7843888, 12556560, 211494138, 338708227, 5790393968, 9275590871, 160276206184, 256779939554, 4473065113116, 7166908112488, 125642042785400, 201318319254692, 3547402024390848
OFFSET
1,2
COMMENTS
Column 3 of A223033
LINKS
EXAMPLE
Some solutions for n=3
..0..1..2....0..1..1....0..1..0....0..1..0....0..1..0....0..1..2....0..1..2
..2..1..1....2..1..2....1..1..2....2..1..2....2..2..2....0..0..0....1..1..1
..1..0..2....0..1..0....0..1..0....0..1..1....2..1..0....2..1..2....0..2..0
CROSSREFS
Sequence in context: A322343 A345754 A318093 * A244343 A235772 A235555
KEYWORD
nonn
AUTHOR
R. H. Hardin Mar 12 2013
STATUS
approved