primeform : Message: Re: [primeform] New Record for 10 simultaneous primes

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New Record for 10 simultaneous primes

Message #9657 of 9803 |

Re: [primeform] New Record for 10 simultaneous primes

Dirk Augustin wrote:
> 1070828503293*2^(k-1)*239#+1, k=1,..,10;
> CC10 of second kind with 109 digits.
>
> This time it also improves the record for 10 simultaneous primes.

Congratulations on beating the oldest record at
http://users.cybercity.dk/~dsl522332/math/simultprime.htm
The 5th prime in a CC10 counts there so it's listed as 110 digits.

http://users.cybercity.dk/~dsl522332/math/Cunningham_Chain_records.htm
is also updated.

--
Jens Kruse Andersen

Sun Jul 12, 2009 2:51 pm

"Jens Kruse Andersen" <jens.k.a@...>

Offline

Message #9657 of 9803 |

Expand Messages	Author	Sort by Date
Hello Group! Just two months after improving the CC10 record I discovered the following CC10 which is another 10 digits larger: 10708285032932^(k-1)239#+1,...	Dirk Augustin trex400	Jul 12, 2009 1:34 pm
... Congratulations on beating the oldest record at http://users.cybercity.dk/~dsl522332/math/simultprime.htm The 5th prime in a CC10 counts there so it's...	Jens Kruse Andersen jkand71	Jul 12, 2009 2:52 pm