Question: Let p= 7, 13, or 19. Prove that a^1728=1(mod p) for all a with (a,p)=1. Similarily, prove that a^1729=a(mod p) for all a.
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Originally Posted by mathman7 Question: Let p= 7, 13, or 19. Prove that a^1728=1(mod p) for all a with (a,p)=1. Similarily, prove that a^1729=a(mod p) for all a. Read this.
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