Numbers k such that (38*10^k + 349)/9 is prime.

Terms

a(0) =0a(1) =2a(2) =3a(3) =8a(4) =27a(5) =30a(6) =39a(7) =141a(8) =387a(9) =626a(10) =972a(11) =1544a(12) =2865a(13) =4371a(14) =5432a(15) =6356a(16) =7545a(17) =9207a(18) =25566a(19) =41313a(20) =41523a(21) =46760a(22) =125166a(23) =187281