A Formula For All K-Gonal Numbers that Are Centered
Fix a positive integer k. In this paper, we give a formula in closed form for all k-polygonal numbers that are also centered k-polygonal.
math.NT↗
arXiv subjects
Publications and source records attributed to Russell Euler.
Fix a positive integer k. In this paper, we give a formula in closed form for all k-polygonal numbers that are also centered k-polygonal.