Number of horizontal, vertical and diagonal neighbor colorings of the odd squares of an nX5 array with new integer colors introduced in row major order.

A216028

Number of horizontal, vertical and diagonal neighbor colorings of the odd squares of an nX5 array with new integer colors introduced in row major order.

Terms

    a(0) =1a(1) =12a(2) =97a(3) =6150a(4) =146327a(5) =30312074a(6) =1355988481a(7) =609400419815

External references