oo ____ \ ` \ 2*n + 1 \ n x / (-1) *---------- / (2*n + 1)! /___, n = 1
Sum((-1)^n*(x^(2*n + 1)/factorial(2*n + 1)), (n, 1, oo))
3 /6 6*sin(x)\ -x *|-- - --------| | 2 3 | \x x / -------------------- 6
-x^3*(6/x^2 - 6*sin(x)/x^3)/6
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