a(n) arises in the normal ordering of n-th power of the operator (d/dx)^2(x(d/dx))^3.

A157281

a(n) arises in the normal ordering of n-th power of the operator (d/dx)^2(x(d/dx))^3.

Terms

    a(0) =5a(1) =735a(2) =388495a(3) =481590401

External references