Numbers k such that 325*2^k+1 is prime.

Terms

a(0) =2a(1) =14a(2) =18a(3) =32a(4) =42a(5) =72a(6) =144a(7) =174a(8) =282a(9) =318a(10) =828a(11) =1338a(12) =2154a(13) =2750a(14) =4034a(15) =9858a(16) =13692a(17) =49052a(18) =63522a(19) =86784a(20) =117162a(21) =126014a(22) =273090a(23) =302574a(24) =413862a(25) =901902a(26) =3231474a(27) =4097700