Testo nascosto, fai click qui per vederlo
$1/2=1/2^2+1/3^2+1/4^2+1/5^2+1/7^2+1/12^2+1/15^2+1/20^2+1/28^2+1/35^2$
Bonus:
$1/3=1/2^2+1/4^2+1/8^2+1/24^2+1/28^2+1/30^2+1/40^2+1/56^2+1/84^2$
$1/5=?$
Bonus:
$1/3=1/2^2+1/4^2+1/8^2+1/24^2+1/28^2+1/30^2+1/40^2+1/56^2+1/84^2$
$1/5=?$
Cordialmente, Alex
