Number of nX4 0..3 arrays avoiding the pattern z-2 z-1 z in any row, column, nw-to-se diagonal or ne-to-sw antidiagonal.
A206834
Number of nX4 0..3 arrays avoiding the pattern z-2 z-1 z in any row, column, nw-to-se diagonal or ne-to-sw antidiagonal.
Terms
- a(0) =241a(1) =58081a(2) =11091161a(3) =2152805235a(4) =413843625776
External references
- oeis: A206834