Number of (n+1)X(6+1) 0..7 arrays with every 2X2 subblock having the sum of the squares of the edge differences equal to 26.

A233723

Number of (n+1)X(6+1) 0..7 arrays with every 2X2 subblock having the sum of the squares of the edge differences equal to 26.

Terms

    a(0) =2624872a(1) =54865696a(2) =1417835712a(3) =46522687660

External references