12
12 × 4 + 2 = 50
50 × 4 + 2 = 202
202 × 4 + 2 = 810
810 × 4 + 2 = 3242
3242 × 4 + 2 = 12970
What number comes next in the following number series? 12, 50, 202, 810, 3242, _____
Options:
(1) 12400
(2) 12800
(3) 12970
(4) 13015
(5) 16000