Number of (n+1) X (3+1) 0..5 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 2, with no adjacent elements equal (constant-stress tilted 1 X 1 tilings).

A234986

Number of (n+1) X (3+1) 0..5 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 2, with no adjacent elements equal (constant-stress tilted 1 X 1 tilings).

Terms

    a(0) =1640a(1) =6908a(2) =34608a(3) =206556a(4) =1303920a(5) =8616068a(6) =58209538a(7) =400984904a(8) =2799816642a(9) =19780619488a(10) =141031726484

External references