A113634 Sum of the first 6^n primes.

2, 41, 2427, 132059, 6426919, 291627051, 12646104721, 531741567755, 21868328382007, 884528298065271, 35319715358896709, 1395934334687210019, 54710988941767714851

Offset

0,1

Links

Table of n, a(n) for n=0..12.

Formula

a(n) = A007504(6^n).

Example

The first 6^1 primes add up to 41.

Mathematica

t = {}; c = 1; k = 3; s = 2; Do[While[c < 6^n, If[PrimeQ@k, c++; s += k]; k += 2]; Print@s; AppendTo[t, s], {n, 0, 9}]; t (* Robert G. Wilson v, Jan 17 2006 *)

Crossrefs

Sequence in context: A129208 A133298 A054742 * A098634 A278847 A297007

Adjacent sequences: A113631 A113632 A113633 * A113635 A113636 A113637

Keyword

hard,more,nonn

Author

Cino Hilliard, Jan 15 2006

Status

approved