Consider a sequence ana_nan where an=3⋅2n−1a_n = 3 \cdot 2^{n-1}an=3⋅2n−1. What is the sum of the first 101010 terms?
3(210−1)3(2^{10} - 1)3(210−1)
306930693069
153315331533
3(29−1)3(2^9 - 1)3(29−1)