Number of (n+1)X(n+1) 0..4 arrays with every 2X2 subblock having the sum of the absolute values of all six edge and diagonal differences equal to 12.

A234106

Number of (n+1)X(n+1) 0..4 arrays with every 2X2 subblock having the sum of the absolute values of all six edge and diagonal differences equal to 12.

Terms

    a(0) =56a(1) =608a(2) =7732a(3) =151304a(4) =4093912a(5) =178269116a(6) =10603143992

External references