SOLUTION: What is the similarity between the numbers, 87,19,17,4 and 2

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Question 1014496: What is the similarity between the numbers, 87,19,17,4 and 2
Answer by ikleyn(52790) About Me  (Show Source):
You can put this solution on YOUR website!
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https://www.quora.com/What-is-the-similarity-between-85-17-19-4-and-2