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A234822 Number of (n+1)X(7+1) 0..6 arrays with every 2X2 subblock having its diagonal sum differing from its antidiagonal sum by 6 (constant stress 1X1 tilings) 0
493348, 828354, 1352816, 2794776, 5474032, 13185612, 29871848, 79958916, 202105408, 583797684, 1601458376, 4905768756, 14324879872, 46013484372 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 7 of A234823

LINKS

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

EXAMPLE

Some solutions for n=1

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

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

CROSSREFS

Sequence in context: A034629 A109914 A209856 * A082248 A166196 A237383

Adjacent sequences:  A234819 A234820 A234821 * A234823 A234824 A234825

KEYWORD

nonn

AUTHOR

R. H. Hardin, Dec 31 2013

STATUS

approved

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Last modified January 25 19:00 EST 2022. Contains 350572 sequences. (Running on oeis4.)