Numbers k such that (19*10^k + 161)/9 is prime.

Terms

a(0) =2a(1) =3a(2) =5a(3) =6a(4) =8a(5) =18a(6) =36a(7) =59a(8) =80a(9) =162a(10) =197a(11) =200a(12) =405a(13) =432a(14) =930a(15) =1065a(16) =1496a(17) =1716a(18) =3213a(19) =5712a(20) =6303a(21) =7466a(22) =14150a(23) =23685a(24) =54608a(25) =59766