# Recursive Sequence Sum

Algebra Level 3

Let $$a_n$$ be a recursive function satisfying $$a_n=a_{n-1}+2n-1$$ for all positive integers $$n$$, and $$a_0=0$$. What is the value of $$\displaystyle \sum _{n=1}^{100}a_n$$?

Try Part II

×