Number of (n+1)X5 0..3 arrays with every 2X2 subblock having the same number of equal edges, and new values 0..3 introduced in row major order.

A205436

Number of (n+1)X5 0..3 arrays with every 2X2 subblock having the same number of equal edges, and new values 0..3 introduced in row major order.

Terms

    a(0) =2705a(1) =140423a(2) =10308161a(3) =869874577a(4) =76421483407

External references