[seqfan] Re: Sequence of the sum of primes = prime but with a twist.

Neil Sloane njasloane at gmail.com
Tue Sep 30 23:41:21 CEST 2014


sure, i agree to starting with 5 - please go ahead and submit it!

On Tue, Sep 30, 2014 at 5:29 PM, Frank Adams-Watters <franktaw at netscape.net>
wrote:

> You have to exclude 2 from the sequence. Otherwise, the first sum is 2,
> that's a prime, so we leave it out. Now the next sum is 3, etc. You wind up
> with all the primes.
>
> A note should be included that 2 is to be skipped.
>
> Franklin T. Adams-Watters
>
>
> -----Original Message-----
> From: Daniel Joyce <hlauk.h.bogart at gmail.com>
> To: Sequence Fanatics Discussion list <seqfan at list.seqfan.eu>
> Sent: Tue, Sep 30, 2014 4:25 pm
> Subject: [seqfan] Re: Sequence of the sum of primes = prime but with a
> twist.
>
>
> Neil,
>
> I am not sure if the 2 belongs as the start of this sequence.
> After this gets resolved and I can produce a larger number of
> terms I will submit it.
>
> Thanks,
>
> Dan
>
>
>
> On Tue, Sep 30, 2014 at 4:22 PM, Neil Sloane <njasloane at gmail.com> wrote:
>
>  So we start with the primes
>> 2 3 5 7 11 13 17 19 ...
>> and form the partial sums
>> 2 5 12 ...
>> but whenever we hit a prime, we remove it from the
>> list of primes. The primes that are removed are
>> 5,23,53,101,359,487,631,1669...
>> That's cute - will you please submit it?
>>
>> (Shouldn't it begin with 2 ? Normally the first partial sum is the
>>
> first
>
>> term)
>>
>> Neil
>>
>>
>>
>>
>> On Tue, Sep 30, 2014 at 4:02 PM, Daniel Joyce
>>
> <hlauk.h.bogart at gmail.com>
>
>> wrote:
>>
>> > Once the sum of primes = prime then that prime is eliminated for
>> > future summation of consecutive primes.
>> >
>> >
>> > 5,23,53,101,359,487,631,1669...
>> >
>> >
>> > Dan
>> >
>> > _______________________________________________
>> >
>> > Seqfan Mailing list - http://list.seqfan.eu/
>> >
>>
>>
>>
>> --
>> Dear Friends, I have now retired from AT&T. New coordinates:
>>
>> Neil J. A. Sloane, President, OEIS Foundation
>> 11 South Adelaide Avenue, Highland Park, NJ 08904, USA.
>> Also Visiting Scientist, Math. Dept., Rutgers University, Piscataway,
>>
> NJ.
>
>> Phone: 732 828 6098; home page: http://NeilSloane.com
>> Email: njasloane at gmail.com
>>
>> _______________________________________________
>>
>> Seqfan Mailing list - http://list.seqfan.eu/
>>
>>
> _______________________________________________
>
> Seqfan Mailing list - http://list.seqfan.eu/
>
>
>
> _______________________________________________
>
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>



-- 
Dear Friends, I have now retired from AT&T. New coordinates:

Neil J. A. Sloane, President, OEIS Foundation
11 South Adelaide Avenue, Highland Park, NJ 08904, USA.
Also Visiting Scientist, Math. Dept., Rutgers University, Piscataway, NJ.
Phone: 732 828 6098; home page: http://NeilSloane.com
Email: njasloane at gmail.com



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