Numbers k such that 3*10^k - 11 is prime.

Terms

a(0) =1a(1) =4a(2) =7a(3) =11a(4) =14a(5) =16a(6) =22a(7) =29a(8) =36a(9) =40a(10) =65a(11) =139a(12) =149a(13) =204a(14) =842a(15) =1031a(16) =1331a(17) =1345a(18) =1505a(19) =1894a(20) =3386a(21) =3526a(22) =11092a(23) =23836a(24) =37836a(25) =138811a(26) =182614