MathDB
Problems
Contests
National and Regional Contests
USA Contests
USA - College-Hosted Events
Princeton University Math Competition
2012 Princeton University Math Competition
A1
2012 PUMaC Individual Finals A1
2012 PUMaC Individual Finals A1
Source:
September 25, 2019
number theory
Problem Statement
Let
p
p
p
be a prime number greater than
5
5
5
. Prove that there exists a positive integer
n
n
n
such that
p
p
p
divides
2
0
n
+
1
5
n
ā
1
2
n
20^n+ 15^n-12^n
2
0
n
+
1
5
n
ā
1
2
n
.
Back to Problems
View on AoPS