If p is an odd prime, prove that p does not divide 7^p + 1. Would this be done using Fermat's Little Theorem?

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- March 15th 2013, 08:30 AMwingtipFermat's Little Theorem
If p is an odd prime, prove that p does not divide 7^p + 1. Would this be done using Fermat's Little Theorem?

- March 15th 2013, 12:30 PMemakarovRe: Fermat's Little Theorem