Number of (n+1)X(3+1) 0..5 arrays with every 2X2 subblock having the sum of the absolute values of all six edge and diagonal differences equal to 15.

A234203

Number of (n+1)X(3+1) 0..5 arrays with every 2X2 subblock having the sum of the absolute values of all six edge and diagonal differences equal to 15.

Terms

    a(0) =1792a(1) =6644a(2) =24480a(3) =104276a(4) =429552a(5) =1961124a(6) =8457288a(7) =40227192a(8) =177596408a(9) =869944940a(10) =3897050760a(11) =19544785456a(12) =88459585904a(13) =452452111416

External references