The series given below contains a sequence of numbers. Identify the incorrect combination: 

56, 54, 58, 49, 66, 34

Direction (66-70): What should come in place of the question mark(?) in the following number series?

22, 21, 23, 22, 24, 23, ?

Complete the following series.
12, 8, 14, 6, 16, ?

Find the missing number in the given series.
1, 3, 9, 31, ___ 651

In this question, a sequence is given, with one term missing. Choose the correct option from the given options.
10 , 18 , 28 , 40 , ? 

The missing term in the series 6, 14, 30, __, 126, 254 is

What will be come in place of question mark(?) in the following number series?
3, 22, ? , 673, 2696, 8093

Select the option that will fill in the blank and completes the given series.
35, 52, 75, 110, 151,  ?