Numbers k such that 323*2^k+1 is prime.

Terms

a(0) =1a(1) =5a(2) =145a(3) =329a(4) =381a(5) =465a(6) =3121a(7) =4201a(8) =4309a(9) =12669a(10) =13601a(11) =17221a(12) =33601a(13) =41741a(14) =46921a(15) =65745a(16) =80269a(17) =384685a(18) =1072285a(19) =3482789