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A234909 Number of (n+1)X(5+1) 0..7 arrays with every 2X2 subblock having its diagonal sum differing from its antidiagonal sum by 1, with no adjacent elements equal (constant stress tilted 1X1 tilings) 1
395992, 5287952, 66054728, 1035687060, 15595734400, 268581208108, 4410133393168, 80151723302880, 1370941526247760, 25729462123401132, 449038140756511800, 8617212783826638192, 152081237998449308184 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 5 of A234911

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..30

EXAMPLE

Some solutions for n=1

..0..4..5..1..3..4....6..3..7..3..6..7....2..4..3..7..6..3....0..3..0..4..0..2

..2..5..7..2..5..7....4..0..5..2..4..6....0..3..1..6..4..2....2..6..4..7..4..5

CROSSREFS

Sequence in context: A131277 A250453 A233612 * A224633 A050434 A224630

Adjacent sequences:  A234906 A234907 A234908 * A234910 A234911 A234912

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jan 01 2014

STATUS

approved

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Last modified December 2 11:44 EST 2021. Contains 349440 sequences. (Running on oeis4.)