oo ____ \ ` \ / n n \ \ |2 + (-1) 1 | ) |---------- + --------| / | n 2 | / \ 3 4*n - 1/ /___, n = 1
Sum((2^n + (-1)^n)/3^n + 1/(4*n^2 - 1), (n, 1, oo))
2.25 + 3.19629595142566194414920615604e-108*i
2.25 + 3.19629595142566194414920615604e-108*i
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