Question

5,11,25,63,173,__. Find missing numbers

Answer 1

Hi!

The pattern is * 2 + 1,* 2 + 2,* 2 +3,* 2 + 4,.....

I.e (5 * 2) + 1 = 11,

(11 * 2) + 2 = 24

(24 * 2) + 3 = 51

(51 * 2) + 4 = 106

So,

(106 * 2) + 5 = 217

Therefore the answer is 217.

Hope this helps…