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A234996 Number of (n+1)X(5+1) 0..6 arrays with every 2X2 subblock having its diagonal sum differing from its antidiagonal sum by 2, with no adjacent elements equal (constant stress tilted 1X1 tilings) 1
196148, 1687256, 16100096, 208674708, 2873152132, 44177186020, 691899662624, 11285218344244, 185169976707148, 3102397497213456, 52159540083531748, 889922884389534672, 15233398956425568880, 263888147715414313324 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 5 of A234998

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..45

EXAMPLE

Some solutions for n=1

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

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

CROSSREFS

Sequence in context: A203047 A309190 A074388 * A234389 A234393 A234394

Adjacent sequences:  A234993 A234994 A234995 * A234997 A234998 A234999

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jan 02 2014

STATUS

approved

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Last modified May 19 03:44 EDT 2022. Contains 353826 sequences. (Running on oeis4.)