[seqfan] Re: Existed such number ?

Ray Chandler rayjchandler at sbcglobal.net
Sun Dec 28 18:42:15 CET 2008


>-----Original Message-----
>From: seqfan-bounces at list.seqfan.eu [mailto:seqfan-bounces at list.seqfan.eu] On Behalf Of Artur
>Sent: Sunday, December 28, 2008 10:04 AM
>To: Sequence Fanatics Discussion list
>Subject: [seqfan] Existed such number ?
>
>Dear Seqfans,
>
>Who can to find number k such 2^k-2 and 3^k-3 and 5^k-5 is divisable by k and k isn't 1 or Carmichael number A002997.
>
>Best wishes
>Artur

Sequence of k values begins {721801, 873181, 4504501, 8646121, 9006401, 9863461,...}.
Ray





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