What is the difference between the sixth and the fifth terms of the sequence \(2, 4, 7, \ldots\) whose nth term is

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What is the difference between the sixth and the fifth terms of the sequence \(2, 4, 7, \ldots\) whose \(nth\) term is \(n + 2^{n - 1}?\)

(A) 2
(B) 3
(C) 6
(D) 16
(E) 17

Answer: E

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