English

The triangular numbers are finitely stable

Number Theory 2023-11-02 v1

Abstract

This small note proves that the set of triangular numbers is a finitely stable additive basis. This, together with a previous result by the author, shows that triangular numbers and squares are, among all polygonal numbers, the only ones that are finitely stable additive bases.

Cite

@article{arxiv.2311.00002,
  title  = {The triangular numbers are finitely stable},
  author = {Luan Alberto Ferreira},
  journal= {arXiv preprint arXiv:2311.00002},
  year   = {2023}
}
R2 v1 2026-06-28T13:07:46.909Z