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#1 2008-05-31 00:28:44
- tony123
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- Registered: 2007-08-03
- Posts: 230
For which
For which positive integers n can n! be written as a difference of two squares
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#2 2008-05-31 01:29:43
- mathsyperson
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- Registered: 2005-06-22
- Posts: 4,900
Re: For which
Why did the vector cross the road?
It wanted to be normal.
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