Question Number 176278 by amin96 last updated on 15/Sep/22
$$\underset{\boldsymbol{{n}}=\mathrm{1}} {\overset{\infty} {\sum}}\frac{\boldsymbol{{H}}_{\mathrm{4}\boldsymbol{{n}}} }{\mathrm{2}^{\mathrm{4}\boldsymbol{{n}}} \boldsymbol{{n}}}=??? \\ $$
n-1-H-4n-2-4n-n-