A058239 (7^n)-th prime.

2, 17, 227, 2309, 21391, 185707, 1549817, 12579617, 100061641, 783765347, 6065997263, 46498768471, 353628459043, 2671659677783, 20071277607583, 150061721792537, 1117220967868039, 8287149196682591, 61270583418289577, 451682554201973687, 3321076175415205093

Offset: 0

Author

Robert G. Wilson v, Dec 04 2000

Keywords

• nonn
• hard

Programs

Mathematica

Table[ Prime[ 7^n ], {n, 0, 14} ]

PARI

a(n)=prime(7^n) \\ Charles R Greathouse IV, Nov 02 2014

Extensions

a(15)-a(20) from Charles R Greathouse IV, Nov 02 2014