Question

The next series of50,120,170,288,362,?

Answer 1

Answer:

(7*7)+1=49+1=50

7+4=11

(11*11)-1=121-1=120

11+2=13

(13*13)+1=169+1=170

13+4=17

(17*17)-1=289-1=288

17+2=19

(19*19)+1=361+1=362

Then,

19+4=23

So,

(23*23)-1=529-1=528 (Ans.)

[ mark as brainlist if you understand my solution]