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A222572
Number of nX7 0..2 arrays with no more than floor(nX7/2) elements unequal to at least one horizontal, diagonal or antidiagonal neighbor, with new values introduced in row major 0..2 order
0
17, 292, 3999, 212957, 4102865, 278335019, 7240361264, 617491399888, 18298988998017, 1694595769301401, 52003776367692101, 4919456993064095471, 152349901845469645928, 14488875201941399981117, 449914171737778687124896
OFFSET
1,1
COMMENTS
Column 7 of A222573
EXAMPLE
Some solutions for n=3
..0..1..1..1..1..1..1....0..1..1..2..2..2..2....0..0..1..0..0..0..0
..1..1..0..1..1..1..1....2..0..2..2..2..2..2....2..0..0..0..0..0..0
..2..1..0..1..1..1..1....0..0..2..2..2..2..2....0..0..2..0..0..0..0
CROSSREFS
Sequence in context: A178765 A041546 A186000 * A163049 A083453 A090437
KEYWORD
nonn
AUTHOR
R. H. Hardin Feb 25 2013
STATUS
approved