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A235070 Number of (n+1) X (7+1) 0..6 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 3, with no adjacent elements equal (constant-stress tilted 1 X 1 tilings). 0
3167392, 20896656, 144439680, 1158928396, 9228249720, 77175918060, 639912767992, 5481037968792, 46648797716992, 409125714780992 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..10.

EXAMPLE

Some solutions for n=1:

  0 4 2 3 1 5 4 0     0 4 2 0 2 3 4 5     0 2 3 1 2 0 4 3

  4 5 6 4 5 6 2 1     4 5 6 1 0 4 2 6     4 3 1 2 0 1 2 4

CROSSREFS

Column 7 of A235071.

Sequence in context: A067899 A234449 A204629 * A203877 A032783 A034638

Adjacent sequences:  A235067 A235068 A235069 * A235071 A235072 A235073

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jan 03 2014

STATUS

approved

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Last modified October 2 23:51 EDT 2022. Contains 357230 sequences. (Running on oeis4.)