@article {
author = {Hassani, Mehdi},
title = {On a sequence related to the coprime integers},
journal = {Sahand Communications in Mathematical Analysis},
volume = {01},
number = {2},
pages = {31-37},
year = {2014},
publisher = {University of Maragheh},
issn = {2322-5807},
eissn = {2423-3900},
doi = {},
abstract = {The asymptotic behaviour of the sequence with general term $P_n=(\varphi(1)+\varphi(2)+\cdots+\varphi(n))/(1+2+\cdots+n)$, is studied which appears in the studying of coprime integers, and an explicit bound for the difference $P_n-6/\pi^2$ is found.},
keywords = {Euler function,Coprime integers,Asymptotic behaviour of the sequence},
url = {http://scma.maragheh.ac.ir/article_11274.html},
eprint = {http://scma.maragheh.ac.ir/article_11274_868c353aa19d64f70c97af5928061b30.pdf}
}