Numbers k such that 149*2^k+1 is prime.

Terms

a(0) =3a(1) =7a(2) =9a(3) =15a(4) =17a(5) =27a(6) =33a(7) =35a(8) =57a(9) =125a(10) =127a(11) =137a(12) =191a(13) =513a(14) =819a(15) =827a(16) =921a(17) =931a(18) =1047a(19) =1147a(20) =1599a(21) =1815a(22) =2499a(23) =2995a(24) =8151a(25) =11403a(26) =22783a(27) =29841a(28) =30201a(29) =85935