Numbers k such that 2*3^k - 5 is prime.

Terms

a(0) =2a(1) =4a(2) =6a(3) =10a(4) =12a(5) =13a(6) =19a(7) =43a(8) =48a(9) =64a(10) =72a(11) =97a(12) =187a(13) =190a(14) =336a(15) =348a(16) =676a(17) =2484a(18) =2719a(19) =3298a(20) =4726a(21) =9901a(22) =24466a(23) =43980a(24) =56302a(25) =72175