oo ____ \ ` \ n \ (x + 2) / -------- / n /___, n = 1
Sum((x + 2)^n/n, (n, 1, oo))
/ -log(-1 - x) for And(x >= -3, x < -1) | | oo |____ |\ ` < \ n | \ (2 + x) | / -------- otherwise | / n |/___, \n = 1
Piecewise((-log(-1 - x), (x >= -3)∧(x < -1)), (Sum((2 + x)^n/n, (n, 1, oo)), True))
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