Number of (n+1)X5 0..3 arrays with no 2X2 subblock summing to less than 6.

A184668

Number of (n+1)X5 0..3 arrays with no 2X2 subblock summing to less than 6.

Terms

    a(0) =216912a(1) =88458672a(2) =30765364899

External references