Number of (n+1) X (4+1) 0..3 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 1 (constant-stress 1 X 1 tilings).

A234329

Number of (n+1) X (4+1) 0..3 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 1 (constant-stress 1 X 1 tilings).

Terms

    a(0) =13056a(1) =203008a(2) =3271560a(3) =53812604a(4) =886832036a(5) =14698619604a(6) =243143542208

External references