Number of (n+1)X(5+1) 0..3 arrays with every 2X2 subblock having the sum of the squares of the edge differences equal to 6.

A233679

Number of (n+1)X(5+1) 0..3 arrays with every 2X2 subblock having the sum of the squares of the edge differences equal to 6.

Terms

    a(0) =8712a(1) =117744a(2) =1500800a(3) =25036784a(4) =365293440a(5) =6336415296a(6) =95799636288

External references