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1335 digit AP7

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  • kraDen
    Hi All, (1198555389+n*5893725)*3121#+1 (n=0-6) describes a 1335 digit AP7 Primality testing (1198555389+0*5893725)*3121#+1 [N-1, Brillhart-Lehmer-Selfridge]
    Message 1 of 2 , Apr 28, 2010
      Hi All,

      (1198555389+n*5893725)*3121#+1 (n=0-6) describes a 1335 digit AP7

      Primality testing (1198555389+0*5893725)*3121#+1 [N-1, Brillhart-Lehmer-Selfridge]
      Running N-1 test using base 3
      Calling Brillhart-Lehmer-Selfridge with factored part 33.38%
      (1198555389+0*5893725)*3121#+1 is prime! (0.5927s+0.0015s)
      Primality testing (1198555389+1*5893725)*3121#+1 [N-1, Brillhart-Lehmer-Selfridge]
      Running N-1 test using base 2
      Calling Brillhart-Lehmer-Selfridge with factored part 33.56%
      (1198555389+1*5893725)*3121#+1 is prime! (0.5591s+0.0015s)
      Primality testing (1198555389+2*5893725)*3121#+1 [N-1, Brillhart-Lehmer-Selfridge]
      Running N-1 test using base 7
      Calling Brillhart-Lehmer-Selfridge with factored part 33.38%
      (1198555389+2*5893725)*3121#+1 is prime! (0.5616s+0.0020s)
      Primality testing (1198555389+3*5893725)*3121#+1 [N-1, Brillhart-Lehmer-Selfridge]
      Running N-1 test using base 3163
      Calling Brillhart-Lehmer-Selfridge with factored part 33.36%
      (1198555389+3*5893725)*3121#+1 is prime! (0.5756s+0.0015s)
      Primality testing (1198555389+4*5893725)*3121#+1 [N-1, Brillhart-Lehmer-Selfridge]
      Running N-1 test using base 11
      Calling Brillhart-Lehmer-Selfridge with factored part 33.42%
      (1198555389+4*5893725)*3121#+1 is prime! (0.5618s+0.0028s)
      Primality testing (1198555389+5*5893725)*3121#+1 [N-1, Brillhart-Lehmer-Selfridge]
      Running N-1 test using base 2
      Calling Brillhart-Lehmer-Selfridge with factored part 33.40%
      (1198555389+5*5893725)*3121#+1 is prime! (0.5633s+0.0016s)
      Primality testing (1198555389+6*5893725)*3121#+1 [N-1, Brillhart-Lehmer-Selfridge]
      Running N-1 test using base 19
      Calling Brillhart-Lehmer-Selfridge with factored part 33.56%
      (1198555389+6*5893725)*3121#+1 is prime! (0.5652s+0.0016s)

      cheers
      Ken
    • Jens Kruse Andersen
      ... Congratulations on retaking the record and holding AP4 to AP9. http://users.cybercity.dk/~dsl522332/math/aprecords.htm is updated. -- Jens Kruse Andersen
      Message 2 of 2 , Apr 29, 2010
        Ken wrote:
        > (1198555389+n*5893725)*3121#+1 (n=0-6) describes a 1335 digit AP7

        Congratulations on retaking the record and holding AP4 to AP9.
        http://users.cybercity.dk/~dsl522332/math/aprecords.htm is updated.

        --
        Jens Kruse Andersen
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