oo _____ \ ` \ n / n \ n - 1 \ (-1) *|1 - --|*(x - 1) \ | x| / \ e / / --------------------------- / (n - 1)! /____, n = 1
Sum((((-1)^n*(1 - n/exp(x)))*(x - 1)^(n - 1))/factorial(n - 1), (n, 1, oo))
1 - x -x 1 - x (1 - x)*e (1 - x)*(2 - x)*e *e -------------- - -------------------------- -1 + x -1 + x
(1 - x)*exp(1 - x)/(-1 + x) - (1 - x)*(2 - x)*exp(-x)*exp(1 - x)/(-1 + x)
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