Solving a little Diophantine equation:$(n-1)!+1=n^m$
17306
To find all $n$ such that $(n-1)!+1$ is a perfect power of $n$
63194
Find all integer solutions to $x^2-2y^2=1$
19500
How can I find $\gcd(a^m+1,a^n+1)$ with $a,m,n$ positive integers?
66785
Find $\gcd(p^n-1,p^m+1)$.
73160
Solving the Diophantine Equation $x^2 - y! = 2001$ and $x^2 - y! = 2016$
22029
Solving modular arithmetic questions
2027
How can I solve the folowing Diophantine equation with two unknowns?
63661
integers $n$ such that $(n-1)!+1$ is a power of $n$
129381
Modular equation problem
74898
$1^n +2^n + \cdots +(p-1)^n \mod p =$?
146053
Proving identities (mod $pq$) using Fermat's little theorem?
128107
find all $ a \in \mathbb N $ such that $2^a − 1 \equiv 0 \pmod 3$ and $ 4x^2 + 1 \equiv 0 \pmod {\frac{2^a -1}{3}}$ has a solution
946
How to find solutions of linear Diophantine ax + by = c?
50772
Solving a Linear Diophantine Equation
19071
solution set for congruence $x^2 \equiv 1 \mod m$
119109
Integer solutions to $ n^2 + 1 = 2 \times 5^m$
18203
Diophantine equation $a^2+b^2=c^2+d^2$