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Re: sqrt((808^5-627^5)/(808-627)) is prime [0.5864221...]

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  • djbroadhurst
    ... By my reckoning, these are record-holders: [0.586422053204725619783563934076247530509997851734, 8997]
    Message 1 of 55 , Jan 23, 2011
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      --- In primenumbers@yahoogroups.com,
      "djbroadhurst" <d.broadhurst@...> wrote:

      > 75201 is not a record-holder, according to me

      By my reckoning, these are record-holders:

      [0.586422053204725619783563934076247530509997851734, 8997]
      [0.586422053204725619783563138412931511592792972219, 17994]
      [0.586422053204725588028430205060431171018381803586, 19069]
      [0.586422053204725588028430203306237328041153971437, 38138]
      [0.586422053204725587470165593810715890018599873953, 47135]
      [0.586422053204725587310725640981710015602400577703, 66204]
      [0.586422053204725587310725640981588702252499078730, 132408]
      [0.586422053204725587310725640981386513336018820689, 198612]
      [0.586422053204725587310329295869688757984155429248, 217681]
      [0.586422053204725587309335489284701837664046191484, 283885]
      [0.586422053204725587309050690817856494109683407964, 350089]
      [0.586422053204725587309002972404045020987869309846, 416293]
      [0.586422053204725587309002972404045020455689027504, 832586]

      Both Kevin and I missed k = 47135.
      Can anyone guess the next record-holding k ?

      David
    • djbroadhurst
      We have written up (some of) our findings: http://listserv.nodak.edu/cgi-bin/wa.exe?A2=ind1102&L=nmbrthry&P=R752 Kevin and David
      Message 55 of 55 , Feb 11, 2011
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        We have written up (some of) our findings:

        http://listserv.nodak.edu/cgi-bin/wa.exe?A2=ind1102&L=nmbrthry&P=R752

        Kevin and David
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