a(1)=1, a(n)=n*17^(n-1)+a(n-1).

A014934

a(1)=1, a(n)=n*17^(n-1)+a(n-1).

Terms

    a(0) =1a(1) =35a(2) =902a(3) =20554a(4) =438159a(5) =8957301a(6) =177920284a(7) =3460629668a(8) =66242446637

External references