Teh three terms are 78, 80, and 82
<span>−2/3(12c−9)+14c
= -8c + 6 + 14c
= 6c + 6</span>
We will assume that it is the infinite series of the summation of all positive integers.
Since there are infinitely many integers above 0, the summation of all of them will diverge and this sequence must be infinite (as a result of the aforementioned fact).