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2003 Greece Junior Math Olympiad
1
1
Part of
2003 Greece Junior Math Olympiad
Problems
(1)
Easy Number Theory
Source: Archimedes Junior 2003
3/17/2020
Find all positive integers
n
n
n
for which number
A
=
n
3
−
n
2
+
n
−
1
A = n^3-n^2+n-1
A
=
n
3
−
n
2
+
n
−
1
is prime
number theory