37
This number is a prime.
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There are 37 prime quadruplets of the form 30n + 11, 30n + 13, 30n + 17, 30n + 19, less than 10^5. [Homewood]
Submitted: 2019-01-18 15:09:48; Last Modified: 2019-01-18 18:36:47.
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