Instructions

In the following number series only one number is wrong. Find out the wrong number.

Question 127

2, 9, 32, 105, 436, 2195, 13182

Solution

The pattern followed is :

2 $$\times 1 + (1 \times 7)$$ = 9

9 $$\times 2 + (2 \times 6)$$ = 30

30 $$\times 3 + (3 \times 5)$$ = 105

105 $$\times 4 + (4 \times 4)$$ = 436

436 $$\times 5 + (5 \times 3)$$ = 2195

2195 $$\times 6 + (6 \times 2)$$ = 13182

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