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A269901
Number of nX7 0..6 arrays with some element plus some horizontally or vertically adjacent neighbor totalling six exactly once.
1
326592, 113260615440, 21603218450171400, 3455975332370347120110, 507478639206207120857666940, 70822304244655934965133461402710, 9555836762886245973504760743477970440
OFFSET
1,1
COMMENTS
Column 7 of A269902.
LINKS
EXAMPLE
Some solutions for n=1
..0..2..1..2..4..6..6. .2..2..4..5..6..3..6. .1..1..6..1..0..1..5
CROSSREFS
Cf. A269902.
Sequence in context: A209847 A237306 A210387 * A234865 A251438 A251850
KEYWORD
nonn
AUTHOR
R. H. Hardin, Mar 07 2016
STATUS
approved