# Inspired by Sakanksha Deo

Algebra Level 4

The sum of the series $$6 , 66 , 666 , 6666 .......$$ is given by $$\large \frac{e}{a} ( b^{ n + 1 } - cn - d )$$ .Find $$a + b + c + d + e$$

a, b, c, d, e are positive integers. e and a are coprime.

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