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A234896 Number of (n+1)X(6+1) 0..6 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
365024, 3640580, 32110856, 385262124, 4244726408, 57645698844, 700047980248, 10265376879740, 130326665117372, 2018352283446692, 26192627176312696, 424153012852309716, 5568354008636865548, 93740476519314323292 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 6 of A234898

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..26

EXAMPLE

Some solutions for n=1

..3..2..4..6..3..6..3....4..5..6..3..6..4..3....4..5..6..3..4..3..5

..2..0..1..4..2..4..2....0..2..4..2..4..3..1....0..2..4..0..2..0..3

CROSSREFS

Sequence in context: A229676 A230754 A205043 * A187437 A237390 A263237

Adjacent sequences:  A234893 A234894 A234895 * A234897 A234898 A234899

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jan 01 2014

STATUS

approved

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Last modified August 3 01:55 EDT 2021. Contains 346429 sequences. (Running on oeis4.)