Sum of sixth powers of coefficients in full expansion of (z_1+z_2+...+z_n)^n.

A246241

Sum of sixth powers of coefficients in full expansion of (z_1+z_2+...+z_n)^n.

Terms

    a(0) =1a(1) =1a(2) =66a(3) =51033a(4) =227263876

External references