Seudónimo Seudónimo
  • 10-08-2016
  • Mathematics
contestada

Find all positive integers $n$ such that $n$, $n + 2$, and $n + 4$ are all prime.

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caylus
caylus caylus
  • 12-08-2016
Hello,
(3,5,7) is the alone solution.
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