A102907 Primes of the form 3^k + 10.

11, 13, 19, 37, 739, 6571, 387420499, 150094635296999131, 57264168970223481226273458862846808078011946899, 2465034704958067503996131453373943813074726512397600979

Offset: 1

Author

Roger L. Bagula, Mar 01 2005

Keywords

• nonn

Links

• Amiram Eldar, Table of n, a(n) for n = 1..16

Crossrefs

Cf. A000040, A217137 (corresponding k's).

Programs

Magma

[a: n in [0..250] | IsPrime(a) where a is 3^n+10]; // Vincenzo Librandi, Nov 16 2010

Mathematica

a = Delete[Union[Flatten[Table[If [PrimeQ[3^n + 10] == True, 3^n + 10, 0], {n, 1, 200}]]], 1]

Formula

a(n) = 3^A217137(n) + 10. - Elmo R. Oliveira, Nov 11 2023