MathDB
Problems
Contests
National and Regional Contests
PEN Problems
PEN A Problems
40
40
Part of
PEN A Problems
Problems
(1)
A 40
Source:
5/25/2007
Determine the greatest common divisor of the elements of the set
{
n
13
−
n
∣
n
∈
Z
}
.
\{n^{13}-n \; \vert \; n \in \mathbb{Z}\}.
{
n
13
−
n
∣
n
∈
Z
}
.
number theory
greatest common divisor
Divisibility Theory