Harmonic number
From specialfunctionswiki
The Harmonic numbers $\mathbb{H}=\{H_0,H_1,H_2,\ldots\}$ are defined by the formula $$H_n = \displaystyle\sum_{k=0}^n \dfrac{1}{k}.$$
The Harmonic numbers $\mathbb{H}=\{H_0,H_1,H_2,\ldots\}$ are defined by the formula $$H_n = \displaystyle\sum_{k=0}^n \dfrac{1}{k}.$$
