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A234710
Number of (n+1) X (6+1) 0..7 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 6 (constant-stress 1 X 1 tilings).
0
1308890, 2630882, 5236698, 13445762, 33745850, 104373122, 311077338, 1093447730, 3669275930, 14155021442, 51830162298, 215521777682
OFFSET
1,1
EXAMPLE
Some solutions for n=1:
0 4 3 6 3 4 0 0 0 2 6 1 0 2 2 2 5 1 7 0 2
2 0 5 2 5 0 2 0 6 2 0 1 6 2 0 6 3 5 5 4 0
CROSSREFS
Column 6 of A234712.
Sequence in context: A066702 A261731 A141592 * A116495 A179584 A203868
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 29 2013
STATUS
approved