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A222689
Number of nX7 0..2 arrays with exactly floor(nX7/2) elements unequal to at least one horizontal or antidiagonal neighbor, with new values introduced in row major 0..2 order
1
10, 784, 25642, 3056797, 126928736, 18253875506, 832227066041, 125067423389467, 5853920434490847, 892160813906817986, 42242385262760099184, 6488373830482943076081, 309430010760744167416957
OFFSET
1,1
COMMENTS
Column 7 of A222690
LINKS
EXAMPLE
Some solutions for n=3
..0..0..0..0..1..1..2....0..0..0..0..0..1..2....0..1..2..1..0..0..0
..0..0..0..0..0..0..1....0..0..0..0..0..2..0....1..1..1..1..0..0..0
..0..0..0..0..0..1..1....0..0..0..0..2..1..2....1..1..0..0..0..0..0
CROSSREFS
Sequence in context: A108243 A323494 A159709 * A242373 A221045 A015057
KEYWORD
nonn
AUTHOR
R. H. Hardin Feb 28 2013
STATUS
approved