Question Number 190738 by alcohol last updated on 10/Apr/23
$$\int_{\mathrm{0}} ^{\:\frac{\pi}{\mathrm{2}}} \:\left(\frac{{sin}\left(\frac{{x}}{\mathrm{2}^{{n}} }\right)}{{sinx}}\right)\:{dx}\:,\:{n}\:\in\:\mathbb{N} \\ $$
0-pi-2-sin-x-2-n-sinx-dx-n-N-