Number of (n+2)X4 0..3 arrays with no 3X3 subblock having three equal diagonal elements or three equal antidiagonal elements, and new values 0..3 introduced in row major order.
A204345
Number of (n+2)X4 0..3 arrays with no 3X3 subblock having three equal diagonal elements or three equal antidiagonal elements, and new values 0..3 introduced in row major order.
Terms
- a(0) =540324a(1) =109655775a(2) =22275534255
External references
- oeis: A204345