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A222663
Number of nX5 0..3 arrays with exactly floor(nX5/2) elements unequal to at least one horizontal, vertical or antidiagonal neighbor, with new values introduced in row major 0..3 order
1
4, 26, 110, 4241, 45666, 2169240, 33001473, 2076266347, 33923371172, 2217501880962, 36915666949865, 2430991563574872, 40568688389904468, 2673738879325523626, 44662243729228870983, 2944415666665507844814
OFFSET
1,1
COMMENTS
Column 5 of A222666
LINKS
EXAMPLE
Some solutions for n=3
..0..1..0..0..0....0..0..0..0..0....0..0..0..0..1....0..0..0..0..1
..0..0..0..0..0....0..0..0..0..0....0..0..0..0..1....0..0..0..2..1
..1..0..0..0..0....0..1..1..0..0....0..0..0..2..2....0..0..0..1..1
CROSSREFS
Sequence in context: A299748 A300262 A359254 * A267675 A140804 A147621
KEYWORD
nonn
AUTHOR
R. H. Hardin Feb 28 2013
STATUS
approved