a(n) = (5*n+3)^7.

A016891

a(n) = (5*n+3)^7.

Terms

    a(0) =2187a(1) =2097152a(2) =62748517a(3) =612220032a(4) =3404825447a(5) =13492928512a(6) =42618442977a(7) =114415582592a(8) =271818611107a(9) =587068342272

External references