Summation of natural number set with power of $m$
50050
A formula for the power sums: $1^n+2^n+\dotsc +k^n=\,$?
65983
Combinatorial proof of binomial coefficient summation identity
48051
Proof related to natural numbers
1379
Summation of $n^2x^n$ terms
116491
Closed form for $\sum_{k=0}^{m} {\binom {m}{k}} a^{k} (b+ck)^N$
100565
Property of sup of a set of numbers
26087
Find all natural numbers $n > 1$ and $m > 1$ such that $1!3!5!\cdots(2n - 1)! = m!$
138279
Multiplicative order and powers
99453
Sum of $k$-th powers
70677
Finite Sum of Power?
117047
exponentiation of cardinal number
41876
Finding an asymptotic for the sum $\sum_{p\leq x}p^m$
123427
Proving the sum of the first $n$ natural numbers by induction
123955
How to compute $\sum\limits_{k=0}^n (-1)^k{2n-k\choose k}$?
57986
Sum of products of combinatorials
68080
Evaluation of $\sum_{k=0}^n{n\choose k}^2u^k$
101899
Proof By Induction of a Sum