Number of (n+1) X (2+1) 0..2 arrays with no 2 X 2 subblock having its maximum diagonal element less than its minimum antidiagonal element.

A250907

Number of (n+1) X (2+1) 0..2 arrays with no 2 X 2 subblock having its maximum diagonal element less than its minimum antidiagonal element.

Terms

    a(0) =603a(1) =13401a(2) =297873a(3) =6621219a(4) =147178899a(5) =3271547025a(6) =72721157625

External references