The Romanov theorem revised
Number Theory
2015-05-13 v2
Abstract
Let P be the set of all primes and P_2=P\cup{p_1p_2: p_1,p_2\in P}$. We prove that the sumset 2^P+P_2={2^p+q: p\in P, q\in P_2} has a positive lower density.
Cite
@article{arxiv.0708.2539,
title = {The Romanov theorem revised},
author = {Hongze Li and Hao Pan},
journal= {arXiv preprint arXiv:0708.2539},
year = {2015}
}
Comments
5 pages