Numbers k such that (73*10^k + 413)/9 is prime.

Terms

a(0) =1a(1) =2a(2) =4a(3) =5a(4) =7a(5) =16a(6) =31a(7) =34a(8) =44a(9) =68a(10) =145a(11) =158a(12) =227a(13) =499a(14) =643a(15) =970a(16) =1004a(17) =1951a(18) =2923a(19) =3092a(20) =28069a(21) =48334a(22) =76262