Number of nXnXn triangular 0..4 arrays with every horizontal row having the same average value.

A214591

Number of nXnXn triangular 0..4 arrays with every horizontal row having the same average value.

Terms

    a(0) =5a(1) =13a(2) =157a(3) =10177a(4) =3330677a(5) =5495329427

External references