Numbers k such that (17*10^k - 41)/3 is prime.

Terms

a(0) =1a(1) =3a(2) =5a(3) =7a(4) =13a(5) =18a(6) =45a(7) =73a(8) =165a(9) =174a(10) =298a(11) =502a(12) =563a(13) =901a(14) =1033a(15) =1164a(16) =1181a(17) =2040a(18) =4165a(19) =20389a(20) =23608a(21) =34542a(22) =88761