A234174 Number of (n+1) X (5+1) 0..6 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 1 (constant-stress 1 X 1 tilings).

5630848, 354809676, 25133134704, 1898311922200, 148522072535416, 11873684734291952, 960955500498528728, 78414010788653239964, 6426902198019733695464, 528592241082676662032908

Offset

1,1

Links

R. H. Hardin, Table of n, a(n) for n = 1..16

Example

Some solutions for n=1:
  0 1 5 2 0 4    0 2 1 5 5 5    0 2 3 3 0 5    0 2 4 5 3 6
  0 2 5 1 0 5    0 1 1 4 3 4    0 1 1 2 0 6    0 1 4 4 1 3

Crossrefs

Column 5 of A234175.

Sequence in context: A057882 A210163 A114685 * A258536 A258529 A254921

Adjacent sequences: A234171 A234172 A234173 * A234175 A234176 A234177

Keyword

nonn

Author

R. H. Hardin, Dec 20 2013

Status

approved