Journal of Integer Sequences, Vol. 10 (2007), Article 07.4.2

The Average Order of the Dirichlet Series of the gcd-sum Function

Kevin A. Broughan
University of Waikato
Hamilton, New Zealand


Using a result of Bordellès, we derive the second term and improved error expressions for the partial sums of the Dirichlet series of the gcd-sum function, for all real values of the parameter.

Full version:  pdf,    dvi,    ps,    latex    

(Concerned with sequence A018804.)

Received February 28 2007; revised version received April 13 2007. Published in Journal of Integer Sequences April 13 2007.

Return to Journal of Integer Sequences home page