A235068 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 3, with no adjacent elements equal (constant-stress tilted 1 X 1 tilings).

117232, 685028, 4212792, 28470232, 192475088, 1333866324, 9228249720, 64770384460, 454460234224, 3229635581416, 22958870947264, 165312497040500, 1190846037499440, 8692875225079496, 63476625345162240, 469954256938546832

Offset

1,1

Links

R. H. Hardin, Table of n, a(n) for n = 1..57

Example

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

Crossrefs

Column 5 of A235071.

Sequence in context: A206204 A251953 A204075 * A288985 A016926 A016986

Adjacent sequences: A235065 A235066 A235067 * A235069 A235070 A235071

Keyword

nonn

Author

R. H. Hardin, Jan 03 2014

Status

approved