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 Shouldn't this be infinite since there are infinite prime's therfore there will always be an prime that will follow this rule?

 Feb 22, 2016

Best Answer 

 #1
avatar+33659 
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Not if every pair must be different!  There are only so many different digits you can use for the first digit of the pair and only so many for the second digit.  

 Feb 22, 2016
 #1
avatar+33659 
+20
Best Answer

Not if every pair must be different!  There are only so many different digits you can use for the first digit of the pair and only so many for the second digit.  

Alan Feb 22, 2016
 #2
avatar+333 
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Oh ok thanks!

 Feb 22, 2016

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