Number of (n+2)X(n+2) 0..1 arrays with no 3x3 subblock diagonal sum one and no antidiagonal sum one.
A255074
Number of (n+2)X(n+2) 0..1 arrays with no 3x3 subblock diagonal sum one and no antidiagonal sum one.
Terms
- a(0) =208a(1) =2704a(2) =103929a(3) =4906225a(4) =442721280a(5) =87959696400
External references
- oeis: A255074