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

Terms

a(0) =0a(1) =1a(2) =2a(3) =3a(4) =5a(5) =7a(6) =10a(7) =11a(8) =13a(9) =16a(10) =28a(11) =32a(12) =56a(13) =57a(14) =62a(15) =95a(16) =111a(17) =160a(18) =308a(19) =323a(20) =855a(21) =880a(22) =1081a(23) =1095a(24) =1288a(25) =2635a(26) =2822a(27) =2948a(28) =3195a(29) =7702