Consecutive coincidences of Euler’s function

Author:

Bayless Jonathan1,Kinlaw Paul1

Affiliation:

1. Department of Mathematics, Husson University, 1 College Circle, Bangor, ME 04401, USA

Abstract

We prove a version of the Hardy–Ramanujan inequality and a bound on the count of smooth numbers up to some number [Formula: see text], both with explicit constants. We use these as tools to prove a few interesting results on the values [Formula: see text] satisfying [Formula: see text] and provide an explicit bound on the sum of the reciprocals of such [Formula: see text].

Publisher

World Scientific Pub Co Pte Lt

Subject

Algebra and Number Theory

Cited by 4 articles. 订阅此论文施引文献 订阅此论文施引文献,注册后可以免费订阅5篇论文的施引文献,订阅后可以查看论文全部施引文献

1. On the equation $\varphi (n)=\varphi (n+1)$;Acta Arithmetica;2020

2. Sums over primitive sets with a fixed number of prime factors;Mathematics of Computation;2019-03-05

3. The reciprocal sum of the amicable numbers;Mathematics of Computation;2018-04-10

4. A short remark on consecutive coincidences of a certain multiplicative function;Functiones et Approximatio Commentarii Mathematici;2018-03-01

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