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17895Cute little prime-generating formula

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  • jbrennen
    Mar 31, 2006
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      Okay, here's one...

      y := (25645421049923/1354101743877)

      Note that round(y^n) is prime for n := 1 to 18.

      But then the fun stops. :(

      What is the next value of n for which round(y^n) is prime?
      I think it must be quite large.