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6, 12, 21, 33, 49, 66 - Exam Yatra

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 Find the wrong number in given series sequence.

6, 12, 21, 33, 49, 66

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EXPLANATION

2*2+2 = 6 ; 3*3+3 = 12 ; 4*4 + 5= 21 ; 5*5 +8 = 33 ; 6*6 + 12 = 48...
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