Find all integers n > 1 such that 1n − 1)" is +2+...+(n divisible by n.

Elements Of Modern Algebra
8th Edition
ISBN:9781285463230
Author:Gilbert, Linda, Jimmie
Publisher:Gilbert, Linda, Jimmie
Chapter2: The Integers
Section2.3: Divisibility
Problem 28E: Let a be an odd integer. Prove that 8|(a21).
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Find all integers n > 1 such that
1" + 2"+...+(n – 1)" is
divisible by n.
Transcribed Image Text:Find all integers n > 1 such that 1" + 2"+...+(n – 1)" is divisible by n.
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