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Question about number of the form 2^n + 1
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2020-10-14, 15:02
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Nick
Dec 2012
The Netherlands
1,621 Posts
Quote:
Originally Posted by
henryzz
For 2^n+1 to be prime n must be a power of 2
https://mathworld.wolfram.com/FermatNumber.html
has a proof of this.
So do we!: proposition 16
here
Nick
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