Number of (n+1) X (7+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).

A235070

Number of (n+1) X (7+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).

Terms

    a(0) =3167392a(1) =20896656a(2) =144439680a(3) =1158928396a(4) =9228249720a(5) =77175918060a(6) =639912767992

External references