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A235070 Number of (n+1)X(7+1) 0..6 arrays with every 2X2 subblock having its diagonal sum differing from its antidiagonal sum by 3, with no adjacent elements equal (constant stress tilted 1X1 tilings) 0
3167392, 20896656, 144439680, 1158928396, 9228249720, 77175918060, 639912767992, 5481037968792, 46648797716992, 409125714780992 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 7 of A235071

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

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 September 18 05:32 EDT 2019. Contains 327165 sequences. (Running on oeis4.)