Diagonal T(n, 4) of triangle in A071951.

A071952

Diagonal T(n, 4) of triangle in A071951.

Terms

    a(0) =1a(1) =40a(2) =1092a(3) =25664a(4) =561104a(5) =11807616a(6) =243248704a(7) =4950550528a(8) =100040447232

External references