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Let \(n\) be a positive integer. How many different values can \(gcd(n+5,n+11)\) attain?

 Oct 31, 2018
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I see a total of 4 as follows:
When n=1, the GCD=6
When n=2, the GCD=1
When n=3, the GCD=2
When n=4, the GCD=3
And this pattern repeats after n = 7

 Oct 31, 2018

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