Numbers n such that (6^n-1)^2-2 is prime.

Terms

a(0) =1a(1) =2a(2) =6a(3) =7a(4) =20a(5) =47a(6) =255a(7) =274a(8) =279a(9) =308a(10) =1162a(11) =2128a(12) =3791a(13) =9028a(14) =9629a(15) =10029a(16) =13202a(17) =38660a(18) =46631a(19) =48257