oo / | | / 1 \ | log|1 + --| dn | | 2| | \ n / | / 1
Integral(log(1 + 1/(n^2)), (n, 1, oo))
/ | | / 1 \ / 1 \ | log|1 + --| dn = C + 2*atan(n) + n*log|1 + --| | | 2| | 2| | \ n / \ n / | /
pi -- - log(2) 2
=
pi -- - log(2) 2
pi/2 - log(2)
Use the examples entering the upper and lower limits of integration.