Numbers k such that (5*10^k + 79)/3 is prime.

Terms

a(0) =1a(1) =2a(2) =3a(3) =4a(4) =5a(5) =8a(6) =9a(7) =20a(8) =291a(9) =417a(10) =712a(11) =749a(12) =1906a(13) =2086a(14) =2746a(15) =3896a(16) =4927a(17) =10058a(18) =18369a(19) =34071a(20) =36569a(21) =44749a(22) =89510a(23) =139457