Journal of Integer Sequences, Vol. 13 (2010), Article 10.7.1

The Composition of the gcd and Certain Arithmetic Functions

Olivier Bordellès
2, allie de la Combe
43000 Aiguilhe


We provide mean value results for sums of the composition of the gcd and arithmetic functions belonging to certain classes. Some applications are also given.

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(Concerned with sequence A018804.)

Received August 17 2009; revised version received June 1 2010; June 22 2010. Published in Journal of Integer Sequences, June 23 2010.

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