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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 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Column 3 of A223033

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..174

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

Adjacent sequences:  A223026 A223027 A223028 * A223030 A223031 A223032

KEYWORD

nonn

AUTHOR

R. H. Hardin Mar 12 2013

STATUS

approved

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Last modified May 22 00:02 EDT 2022. Contains 353931 sequences. (Running on oeis4.)