Number of (n+2)X(n+2) 0..1 arrays with no 3x3 subblock diagonal sum zero and no antidiagonal sum three.
A256727
Number of (n+2)X(n+2) 0..1 arrays with no 3x3 subblock diagonal sum zero and no antidiagonal sum three.
Terms
- a(0) =384a(1) =21904a(2) =2267136a(3) =635846656a(4) =369798053888
External references
- oeis: A256727