Find the missing number of the series: 14, 35, 21, 322, 28, ?, 35

Question

Find the number that comes next in the following series:

3, 7, 12, 14, 16, 19, 21, 25, 30, 41, 45, 52, 54, 56, 59, 61, 65, 70, ?

Answer 1

7 × 2 = 14
(7^2 - 7×2) = 35
7 × 3 = 21
7^3 - 7×3 = 322
7 × 4 = 28
7^4 - 7×4 = 2373
7 × 5 = 35
7^5 - 7×5 = 16772

Answer: 2373