Number of (n+2)X(3+2) 0..2 arrays with no 3x3 subblock diagonal sum equal to the antidiagonal sum.

A257016

Number of (n+2)X(3+2) 0..2 arrays with no 3x3 subblock diagonal sum equal to the antidiagonal sum.

Terms

    a(0) =6508512a(1) =717382656a(2) =82198167552

External references