Numbers k such that 163*2^k+1 is prime.

Terms

a(0) =2a(1) =4a(2) =6a(3) =8a(4) =12a(5) =18a(6) =22a(7) =30a(8) =34a(9) =44a(10) =52a(11) =54a(12) =58a(13) =62a(14) =64a(15) =68a(16) =112a(17) =114a(18) =124a(19) =126a(20) =144a(21) =148a(22) =194a(23) =226a(24) =416a(25) =490a(26) =518a(27) =536a(28) =1642a(29) =4344