Numbers k such that (4*10^k + 149)/9 is prime.

Terms

a(0) =0a(1) =2a(2) =3a(3) =6a(4) =12a(5) =15a(6) =17a(7) =24a(8) =26a(9) =30a(10) =156a(11) =341a(12) =519a(13) =1284a(14) =1455a(15) =1841a(16) =1874a(17) =3410a(18) =3890a(19) =6185a(20) =8472a(21) =8696a(22) =67784a(23) =72174a(24) =84779a(25) =87669a(26) =99693a(27) =114296a(28) =119474a(29) =152253