Question

The next number in the sequence $4,9,25,49.....$ will be?

Answer 1

As we observe here the given sequence is the squares of prime numbers starting from $2$.

$2^2=4,3^2=9,5^2=25,7^2=49$.

Therefore next number in the given sequence is ${11}^2=121$.

Hence, $121$will be required answer.