Numbers k such that (44*10^k - 233)/9 is prime.

Terms

a(0) =2a(1) =7a(2) =28a(3) =49a(4) =64a(5) =185a(6) =239a(7) =364a(8) =848a(9) =1613a(10) =1772a(11) =1784a(12) =2296a(13) =3020a(14) =5255a(15) =6575a(16) =8848a(17) =12377a(18) =18442a(19) =32944a(20) =57721a(21) =64192a(22) =108544a(23) =127169a(24) =132233