English

A note on the Diophantine equations $x^{2}\pm5^{\alpha}\cdot p^{n}=y^{n}$

Number Theory 2017-06-13 v1

Abstract

Suppose that xx is odd, n7n\geq7 and p{2,5}p\notin\{2,5\} are primes. In this paper, we prove that the Diophantine equations x2±5αpn=ynx^{2}\pm5^{\alpha}p^{n}=y^{n} have no solutions in positive integers α,x,y\alpha,x,y with gcd(x,y)=1gcd(x,y)=1.

Keywords

Cite

@article{arxiv.1706.03185,
  title  = {A note on the Diophantine equations $x^{2}\pm5^{\alpha}\cdot p^{n}=y^{n}$},
  author = {Gökhan Soydan},
  journal= {arXiv preprint arXiv:1706.03185},
  year   = {2017}
}

Comments

8 pages, accepted for publication in Commun. Fac. Sci. Univ. Ank. Series A1: Math. and Stat