Question
32, 65 , 196, 785, ? ,
23557 What should come in place of question mark (?) in the following number series?Solution
32 × 2 + 1 = 65 65 × 3 + 1 = 196 196 × 4 + 1 = 785 785× 5 + 1 = 3926 3926 × 6 + 1 = 23557
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