Question

what is the missing number in the series
3,16,42,81,133,?

Answer 1

the missing number is 198.

3,16,42,81,133,198.

if u see 16-3=13,42-16=26,81-42=39,133-81=52 and 198-133=65.

all this underlined numbers comes in the table of 13 .

I hope that this will help u..........