In each of the following number series, the wrong number is given, find out that number.
2, 2, 3, 6, 15, 45, 1581
158
2
6
3
15
4
45
5
None of the above
In each of the following number series, the wrong number is given, find out that number.
2, 2, 3, 6, 15, 45, 158