Numbers k such that 449*2^k+1 is prime.

Terms

a(0) =3a(1) =5a(2) =17a(3) =25a(4) =53a(5) =65a(6) =75a(7) =93a(8) =227a(9) =263a(10) =265a(11) =455a(12) =627a(13) =805a(14) =1187a(15) =1253a(16) =3345a(17) =6377a(18) =11465a(19) =11977a(20) =12317a(21) =25097a(22) =34683a(23) =42097a(24) =113387a(25) =139585a(26) =186287a(27) =214323a(28) =1093035