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A235247 Number of (n+1) X (7+1) 0..7 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 6, with no adjacent elements equal (constant-stress tilted 1 X 1 tilings). 0
1195458, 2282514, 4596034, 11626526, 29462346, 85432998, 243061138, 751070550, 2271413066, 7286424566, 22888634210 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 7 of A235248.
LINKS
EXAMPLE
Some solutions for n=1:
0 2 0 7 0 5 1 3 2 6 3 7 3 6 3 5 0 4 0 5 3 2 1 6
4 0 4 5 4 3 5 1 6 4 7 5 7 4 7 3 4 2 4 3 7 0 5 4
CROSSREFS
Sequence in context: A158358 A247830 A151560 * A112129 A102336 A234479
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 05 2014
STATUS
approved

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Last modified July 16 10:27 EDT 2024. Contains 374345 sequences. (Running on oeis4.)