Smallest factor of 3^(2n)+(2n)^3.

Terms

a(0) =17a(1) =5a(2) =3a(3) =11a(4) =11a(5) =3a(6) =677a(7) =17a(8) =3a(9) =83a(10) =23a(11) =3a(12) =5a(13) =29a(14) =3a(15) =1049a(16) =23a(17) =3a(18) =307a(19) =41a(20) =3a(21) =5a(22) =5a(23) =3a(24) =41a(25) =53a(26) =3a(28) =59a(29) =3a(30) =11