# Baqir inside Maths

Algebra Level 3

If $$S_1 + S_2 + \cdots +S_\text{Baqir}$$ represents the sum of $$n^\text{th}$$ terms of arithmetic progressions whose first terms are $$1, 2, 3, 4, \ldots$$ and common difference are $$1,3,5,7,\ldots$$, respectively.

Find $$S_1 + S_2 + \cdots +S_\text{Baqir}$$.

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