MathDB

4

Part of 2017 Silk Road

Problems(1)

Number theory

Source: Silk way 2017

3/27/2017
Prove that for each prime P=9k+1 P =9k+1 ,exist natural n such that P∣n3−3n+1P|n^3-3n+1.
Silk Waynumber theoryprimitive root