Wow... it's amazing
Algebra
Level
3
Let \(S_{1},S_{2},S_{3}\) denote the sums of the first \(n\) positive integers, their squares, and their cubes respectively. Find
\[ \frac{S_{3}(1+8S_{1})}{(S_{2})^{2}} .\]
You can try my other Sequences And Series problems by clicking here : Part II and here : Part I.
by
Sandeep Bhardwaj