What will come in place of the question mark in the series below? 3, 5, 15, 45, 113, ?

Question

Accepted Answer

Ans. 5 = 3 + (13 + 1) 15 = 5 + (23 + 2) 45 = 15 + (33 + 3) 113 = 45 + (43 + 4) ? = 113 + (53 + 5), i.e. ? = 243

Discussion & Comments