Numbers k such that (11*10^k - 149)/3 is prime.

Terms

a(0) =2a(1) =3a(2) =14a(3) =36a(4) =51a(5) =57a(6) =227a(7) =234a(8) =273a(9) =470a(10) =488a(11) =524a(12) =606a(13) =696a(14) =1488a(15) =2088a(16) =3525a(17) =6443a(18) =6653a(19) =8777a(20) =8988a(21) =11307a(22) =58458a(23) =68520a(24) =72362a(25) =175250