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A248455
Number of length 7+5 0..n arrays with no three disjoint pairs in any consecutive six terms having the same sum
1
422, 95972, 5407584, 101700684, 1093511486, 7928947808, 43396532796, 191874809608, 719782096174, 2364670301040, 6970470829612, 18772536477828, 46838527917882, 109457792126292, 241702122321108, 507897834185012
OFFSET
1,1
COMMENTS
Row 7 of A248448
LINKS
EXAMPLE
Some solutions for n=2
..0....1....1....2....2....0....0....0....1....2....2....0....1....1....0....1
..0....2....0....0....2....2....2....2....1....1....2....1....0....2....2....2
..1....0....2....2....2....0....2....1....2....1....0....2....0....2....0....1
..0....1....2....2....2....0....0....2....2....2....1....0....1....2....0....1
..0....1....0....2....2....1....0....2....1....0....0....0....0....0....2....0
..2....0....0....1....1....0....0....1....1....1....0....0....0....1....1....0
..0....0....0....2....0....0....0....0....0....0....0....0....0....2....2....0
..1....0....1....1....2....1....2....2....1....0....0....2....2....2....0....0
..1....0....2....2....0....0....1....0....2....2....0....0....1....2....2....0
..1....1....2....2....2....0....2....0....0....1....1....1....1....2....1....2
..2....2....2....0....0....0....2....1....0....0....1....1....1....2....2....0
..0....0....0....2....1....0....0....0....0....2....2....1....0....1....2....2
CROSSREFS
Sequence in context: A231745 A249240 A231698 * A238285 A231939 A203099
KEYWORD
nonn
AUTHOR
R. H. Hardin, Oct 06 2014
STATUS
approved