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

A233680

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

Terms

    a(0) =32456a(1) =621904a(2) =11482368a(3) =289389648a(4) =6336415296a(5) =169016684160

External references