Numbers n such that 6*9^n +1 is prime.

A056800

Numbers n such that 6*9^n +1 is prime.

Terms

    a(0) =0a(1) =2a(2) =4a(3) =8a(4) =28a(5) =32a(6) =448a(7) =2108a(8) =3112a(9) =76264

External references