A235210 Number of (n+1) X (6+1) 0..7 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 5, with no adjacent elements equal (constant-stress tilted 1 X 1 tilings).

662892, 1374400, 2971196, 7402144, 19043548, 54586424, 160144012, 509661968, 1652364332, 5703493096, 20024980332, 73928222448, 277519396348, 1085935153432, 4317710816028, 17772543860160, 74210752912412

Offset

1,1

Comments

Column 6 of A235212.

Links

R. H. Hardin, Table of n, a(n) for n = 1..18

Example

Some solutions for n=1:
  2 4 1 5 1 3 0      2 6 3 2 1 2 1      2 4 2 0 4 0 7
  4 1 3 2 3 0 2      6 5 7 1 5 1 5      0 7 0 3 2 3 5

Crossrefs

Sequence in context: A253860 A203396 A234688 * A209596 A038827 A038816

Adjacent sequences: A235207 A235208 A235209 * A235211 A235212 A235213

Keyword

nonn

Author

R. H. Hardin, Jan 04 2014

Status

approved