Number of (n+1)X(7+1) 0..4 arrays with every 2X2 subblock having the sum of the squares of the edge differences equal to 14.

A233716

Number of (n+1)X(7+1) 0..4 arrays with every 2X2 subblock having the sum of the squares of the edge differences equal to 14.

Terms

    a(0) =853104a(1) =27795204a(2) =1132387344a(3) =58415215048

External references