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Grade: 10 

                        
the number 1 +(n)! is perfect square for the vlues of n=4,5,7. find the other values of n. (factorial is only for n)
8 years ago

Answers : (1)

Arun Kumar
IIT Delhi
askIITians Faculty
256 Points 
							This isBrocard's problem and it's still open.

as far as now only 3 solution are known


Arun Kumar
IIT Delhi
Askiitians Faculty
6 years ago
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