A096325 a(n) = prime(4^prime(n)).

53, 311, 8161, 180503, 71378569, 1339484197, 442795487221, 7877263558621, 2420094683001859, 12375982557205846193, 211104554420210305087, 1025087216809475771050003

Offset: 1

Author

Cino Hilliard, Aug 02 2004

Keywords

• nonn
• hard
• more

Examples

			a(1) = prime(4^prime(1)) = prime(4^2) = prime(16) = 53.
		

Crossrefs

Subsequence of A033844 and A119772.

Programs

Mathematica

Table[ Prime[4^Prime[n]], {n, 8}] (* Robert G. Wilson v, Aug 07 2004 *)

PARI

f(n,m) = forprime(x=2,n,print1(prime(m^x)","))

Formula

a(n) = A119772(prime(n)) = A033844(2*prime(n)). - Amiram Eldar, Jun 06 2024

Extensions

Edited and extended by Robert G. Wilson v, Aug 07 2004

a(9) from Charles R Greathouse IV, Nov 02 2014

a(10)-a(12) from A033844 added by Amiram Eldar, Jun 06 2024