[seqfan] Re: Primes and prime sums

[Richard Guy]

wouldn't this require primes  6n+1, 6n+5, 6n+9??
                           or  6n-1, 6n+3?? 6n+7.  R.

On Mon, 14 Jan 2013, Maximilian Hasler wrote:

> Can anyone find the index at which will appear the number 4?
>
> Maximilian
>
>
> On Mon, Jan 14, 2013 at 1:19 PM, Eric Angelini <Eric.Angelini at kntv.be> wrote:
>> Hello Seq-Fans,
>>
>> Write down the prime numbers:
>> 2, 3, 5, 7, 11, 13, 17, 19, 23, ...
>>
>> Insert between two primes the
>> smallest integer not yet present
>> in the sequence such that two
>> neighboring integers sum up to
>> a prime.
>>
>> I think the sequence starts:
>> 2,0,3,8,5,6,7,12,11,18,13,26,17,...
>> Best,
>> É.
>>
>>
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