Numbers k such that 315*2^k+1 is prime.

Terms

a(0) =1a(1) =3a(2) =6a(3) =9a(4) =20a(5) =22a(6) =27a(7) =32a(8) =72a(9) =97a(10) =99a(11) =104a(12) =107a(13) =120a(14) =140a(15) =142a(16) =151a(17) =180a(18) =304a(19) =305a(20) =342a(21) =440a(22) =489a(23) =521a(24) =635a(25) =665a(26) =673a(27) =767a(28) =876a(29) =1040