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

A205471

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

Terms

    a(0) =677a(1) =9654a(2) =147129a(3) =2368164a(4) =38649376a(5) =637115198a(6) =10546235416a(7) =175062268404

External references