Divisors of 2^35 - 1.

Terms

a(0) =1a(1) =31a(2) =71a(3) =127a(4) =2201a(5) =3937a(6) =9017a(7) =122921a(8) =279527a(9) =3810551a(10) =8727391a(11) =15610967a(12) =270549121a(13) =483939977a(14) =1108378657a(15) =34359738367