OFFSET
1,2
LINKS
G. C. Greubel, Table of n, a(n) for n = 1..10000
FORMULA
Dirichlet g.f.: Product_{p prime} 1 / (1 - 7 * p^(-s)). - Ilya Gutkovskiy, Oct 30 2019
MATHEMATICA
7^PrimeOmega[Range[100]] (* G. C. Greubel, Apr 09 2016 *)
PROG
(PARI) a(n) = 7^bigomega(n); \\ Altug Alkan, Apr 09 2016
CROSSREFS
KEYWORD
nonn,mult
AUTHOR
Jaroslav Krizek, Sep 28 2009
STATUS
approved