Number of (n+1)X(3+1) 0..3 arrays with no 2X2 subblock having a diagonal absolute difference less than its antidiagonal absolute difference.

A250930

Number of (n+1)X(3+1) 0..3 arrays with no 2X2 subblock having a diagonal absolute difference less than its antidiagonal absolute difference.

Terms

    a(0) =16588a(1) =1104364a(2) =73855420a(3) =4951389320a(4) =332020435016

External references