Number of (n+1)X(n+1) 0..4 arrays with every 2X2 subblock having the sum of the absolute values of the edge differences equal to 8 and no adjacent elements equal.

A233920

Number of (n+1)X(n+1) 0..4 arrays with every 2X2 subblock having the sum of the absolute values of the edge differences equal to 8 and no adjacent elements equal.

Terms

    a(0) =98a(1) =4010a(2) =405004a(3) =117016814a(4) =100717013560

External references