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A234656 Number of (n+1)X(6+1) 0..5 arrays with every 2X2 subblock having its diagonal sum differing from its antidiagonal sum by 4 (constant stress 1X1 tilings) 0
315008, 593048, 1148176, 2646344, 6250544, 16899896, 46510768, 142026104, 438922928, 1476803288, 5004415216, 18237578744, 66608595824, 259192810136 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 6 of A234658

LINKS

Table of n, a(n) for n=1..14.

EXAMPLE

Some solutions for n=1

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

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

CROSSREFS

Sequence in context: A291599 A092014 A250501 * A205984 A253748 A253755

Adjacent sequences:  A234653 A234654 A234655 * A234657 A234658 A234659

KEYWORD

nonn

AUTHOR

R. H. Hardin, Dec 29 2013

STATUS

approved

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Last modified May 7 09:58 EDT 2021. Contains 343649 sequences. (Running on oeis4.)