Solution of the series $n^0 + n^1 + n^2 + n^3 + \cdots + n^k$
65492
Basic Geometric Series
49936
Various evaluations of the series $\sum_{n=0}^{\infty} \frac{(-1)^n}{(2n+1)^3}$
155367
summation of multiplying series with negative terms
127806
How to find the sum of the series $\sum_{k=2}^\infty \frac{1}{k^2-1}$?
151384
Summation of series involving binomial coefficients and polynomial of degree at most n-1
7177
Find sum of series $ \sum_{n=1}^{\infty} (n\cdot \ln \frac{2n+1}{2n-1} - 1) $
70248
Closed-form expression for $\sum_{k=0}^n\binom{n}kk^p$ for integers $n,\,p$
107433
Prove the sum to n terms of the series
59253
Summing the power series $\sum\limits_{n=0}^\infty (-1)^n \frac{x^{2n+1}}{2n+1}\prod\limits_{k=1}^n\frac{2k-1}{2k} $
112036
sum of series $\frac{n}{1\cdot 2 \cdot 3}+\frac{n-1}{2\cdot 3\cdot 4}+\frac{n-2}{3\cdot 4 \cdot 5}+\cdots \cdots n$ terms
65653
Find a closed form of the series $\sum_{n=0}^{\infty} n^2x^n$
29170
Find the sum of the series $\sum \frac{1}{n(n+1)(n+2)}$
20299
Is $k=3$ the only solution to $\sum_{r=1}^n r^k =\left( \sum_{r=1}^nr^1 \right)^2 $?
134610
Find the sum of finite series $S=\sum_{k=1}^{2015}{(-1)^{\frac{k(k+1)}{2}}}k$
119143
Convergence of series with ^(n+1)
145322
Sum of a Hyper-geometric series. (NBHM 2011)
134311
How to determine equation for $\sum_{k=1}^n k^3$