Question Number 32036 by abdo imad last updated on 18/Mar/18
$${nature}\:{of}\:\Sigma\:{u}_{{n}} \:\:{with}\:{u}_{{n}} =\:\:\:\frac{\mathrm{1}}{\left({ln}\left(\mathrm{2}\right)\right)^{\mathrm{2}} \:+….+\left({ln}\left({n}\right)\right)^{\mathrm{2}} }\:\:. \\ $$