nice-calculus-please-calculate-n-1-H-n-2-n-2-

Question Number 135143 by mnjuly1970 last updated on 10/Mar/21

\dots . . n i c e c a l c u l u s \dots

p l e a s e c a l c u l a t e :↓↓↓

::: ϕ \overset{? ?}{=} \underset{n = 1}{\sum^{\infty}} \frac{H_{n}^{^{2}}}{n^{2}}

Commented by mnjuly1970 last updated on 10/Mar/21

t h a n k y o u m r p a y a n

Commented by Dwaipayan Shikari last updated on 10/Mar/21

\frac{17 π^{4}}{360}

Commented by Dwaipayan Shikari last updated on 10/Mar/21

https://math.stackexchange.com/a/904248 I have found this here

Commented by mnjuly1970 last updated on 10/Mar/21

t h a n k y o u s o m u c h m r p a y a n . .