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Can you help me find all the solutions of the equation:

 

n! + 1 = m^2

 

Thank you!

 Jan 22, 2017
 #1
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n = 5,  m  = 11

n = 7, m =   71

 

I'm sure other integer soluitons are possible, as well.......!!!

 

 

cool cool cool

 Jan 22, 2017
 #2
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CPhill

Do you have any idea on how to find all of them?

 Jan 22, 2017

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