Numbers k such that (38*10^k + 187)/9 is prime.

Terms

a(0) =2a(1) =3a(2) =5a(3) =6a(4) =9a(5) =14a(6) =17a(7) =20a(8) =54a(9) =56a(10) =165a(11) =902a(12) =1023a(13) =6483a(14) =14174a(15) =18411a(16) =20025a(17) =27411a(18) =49583a(19) =59589a(20) =66896a(21) =97329