Number of (n+2)X(7+2) 0..1 arrays with no 3x3 subblock diagonal sum 0 and no antidiagonal sum 0 and no row sum 1 and no column sum 1.

A255148

Number of (n+2)X(7+2) 0..1 arrays with no 3x3 subblock diagonal sum 0 and no antidiagonal sum 0 and no row sum 1 and no column sum 1.

Terms

    a(0) =15406a(1) =217262a(2) =3459923a(3) =53762469a(4) =848440805a(5) =13537915704a(6) =215697143322

External references