On the integer sets with the same representation functions

Kai-Jie Jiao, Csaba Sándor, Quan-Hui Yang +1

Let $\mathbb{N}$ be the set of all nonnegative integers. For $S\subseteq \mathbb{N}$ and $n\in \mathbb{N}$, let $R_S(n)$ denote the number of solutions of the equation $n=s_1+s_2$,…