Numbers k such that (7*10^k + 167)/3 is prime.

Terms

a(0) =1a(1) =3a(2) =6a(3) =7a(4) =8a(5) =12a(6) =37a(7) =44a(8) =68a(9) =111a(10) =126a(11) =142a(12) =376a(13) =409a(14) =8179a(15) =8566a(16) =9208a(17) =9406a(18) =14841a(19) =26128a(20) =52819a(21) =61696a(22) =89383