Number of (n+2)X4 0..2 arrays with no 3X3 subblock having three equal diagonal elements or three equal antidiagonal elements, and new values 0..2 introduced in row major order.
A204776
Number of (n+2)X4 0..2 arrays with no 3X3 subblock having three equal diagonal elements or three equal antidiagonal elements, and new values 0..2 introduced in row major order.
Terms
- a(0) =55296a(1) =2973696a(2) =160435446a(3) =8643947616a(4) =465761252736
External references
- oeis: A204776