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6th number in sequence

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Re: 6th number in sequence

by exhilaration » Sat May 30, 2009 12:40 pm
kanha81 wrote:Find the 6th number in the sequence
1, 2, 6, 42, 1806, ?????
6th Number in the sequence is 1806*1807

You are adding one to the previous number and multiplying by the number.

1+2 = 3*2 = 6

6+1 = 7 * 6 = 42

42+1=43*42 = 1806

1806+1= 1807*1806
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