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Topic: Divisibility
Replies: 1   Last Post: Jan 24, 2014 12:16 PM

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Posts: 5
Registered: 8/20/13
Re: Divisibility
Posted: Jan 24, 2014 12:16 PM
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> Hi! I need help for the following problem: Prove that
> number 2^(2^n)-4 is divisible by 12 where "n" is any
> natural number.
> Hope you guys can help me out..and please give clear
> explanations.
> Cheers!

Try proof by induction.

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