Numbers k such that 399*2^k+1 is prime.

Terms

a(0) =2a(1) =6a(2) =11a(3) =14a(4) =15a(5) =42a(6) =59a(7) =66a(8) =75a(9) =91a(10) =102a(11) =126a(12) =131a(13) =195a(14) =795a(15) =811a(16) =1410a(17) =1631a(18) =2219a(19) =2259a(20) =2394a(21) =2971a(22) =3811a(23) =5742a(24) =8725a(25) =8822a(26) =10950a(27) =11870a(28) =15895a(29) =16350