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Find the next number in this series...
This is a discussion on Find the next number in this series... within the Brainteasers forums, part of the Brain Gym category; 1 , 2 , 3 , 5 , 9 , 12 , ? ---------------------- suresh...
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10-19-2007
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Find the next number in this series...
1 , 2 , 3 , 5 , 9 , 12 , ?
---------------------- suresh 
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10-30-2007
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Re: Find the next number in this series...
Ok Friends...It is already one week over..
The next number in this series is 21. Now you know the answer. Can you find the pattern? --------------------- suresh
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11-15-2007
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Re: Find the next number in this series...
Add the number with the following pattern.
1^1,1^2,2^1,2^2,3^1,3^2,4^1,...... It means 1+(1^1) = 2 2+(1^2) = 3 3+(2^1) = 5 5+(2^2) = 9 9+(3^1) = 12 12+(3^2) = 21 --------------------- suresh
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