oo ____ \ ` \ /pi*k\ / k /pi*k\\ \ -sin|----|*cos(k*x) + |(-1) - cos|----||*sin(k*x) ) \ 2 / \ \ 2 // / -------------------------------------------------- / pi*k /___, k = 1
Sum(((-sin((pi*k)/2))*cos(k*x) + ((-1)^k - cos((pi*k)/2))*sin(k*x))/((pi*k)), (k, 1, oo))
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