A096326 a(n) = prime(5^prime(n)).

97, 691, 28687, 994837, 958200857, 28089376111, 22671428650501, 630280777956749, 472916224088644129

Offset

1,1

Links

Table of n, a(n) for n=1..9.

Formula

a(n) = A055680(A000040(n)). - Amiram Eldar, Jul 01 2024

Example

a(1) = prime(5^prime(1)) = prime(5^2) = prime(25) = 97.

Mathematica

Table[ Prime[ 5^Prime[n]], {n, 7}] (* Robert G. Wilson v, Aug 07 2004 *)

Prog

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

Crossrefs

Cf. A000040, A055680.

Sequence in context: A130873 A193411 A094479 * A216380 A133535 A321051

Adjacent sequences: A096323 A096324 A096325 * A096327 A096328 A096329

Keyword

nonn,hard,more

Author

Cino Hilliard, Aug 02 2004

Extensions

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

a(8)-a(9) from Amiram Eldar, Jul 01 2024

Status

approved