Primes dividing terms of A128358.

Terms

a(0) =17a(1) =20231a(2) =83233a(3) =3828719a(4) =8519143a(5) =39951841a(6) =68916943a(7) =76672279a(8) =144326023a(9) =721630111a(10) =35915273857a(11) =39392517233a(12) =42845049953a(13) =83709099119