Fermat’s little theorem and J. E. Phythian
49938
Proof of $a^{\phi (n) +1} \equiv a \pmod{\! n} $ Carmichael generalization of Fermat-Euler's theorem.
15187
Integer reciprocals in arithmetic progression
1189
Using Fermats prime numbers to prove that there is infinitely many prime numbers
35167
Prove congruence using fermat's thm
112390
Solutions of $x^2 \equiv 1 \pmod N$
78188
How can I get the smallest possible answer with the Chinese Remainder Theorem?
144017
How to find the smallest $n$ such that $n^a\equiv 1 \pmod p$
45882
Solving a congruence without Fermat's little theorem
74157
Need help interpreting a passage from an old text on Diophantine equations
73352
Subjects studied in number theory
146053
Proving identities (mod $pq$) using Fermat's little theorem?
139661
trouble applying Sylow's theorems
76347
Shorter proof for some equvalences
77351
How to use Fermat's little theorem to find $50^{50}\pmod{13}$?
32136
How to prove Lucas's Converse of Fermat's Little Theorem without using primitive root?
155812
A Fermat's FLT look-like for matrices.
18932
Squares in arithmetic progression