4 ____ \ ` \ 1 \ ---------- / 2/3 / (n - 1) /___, n = 2
Sum(1/((n - 1)^(2/3)), (n, 2, 4))
3 ___ 3 ___ \/ 2 \/ 3 1 + ----- + ----- 2 3
1 + 2^(1/3)/2 + 3^(1/3)/3
x^n/n
(x-1)^n
1/2^(n!)
n^2/n!
x^n/n!
k!/(n!*(n+k)!)
csc(n)^2/n^3
1/n^2
1/n^4
1/n^6
1/n
(-1)^n
(-1)^(n + 1)/n
(n + 2)*(-1)^(n - 1)
(3*n - 1)/(-5)^n
(-1)^(n - 1)*n/(6*n - 5)
(-1)^(n + 1)/n*x^n
(3*n - 1)/(-5)^n