[seqfan] Re: All the metal mean sequence primes.
Hans Havermann
gladhobo at teksavvy.com
Mon Jul 22 05:42:34 CEST 2013
Dan has explained to me that he meant the sequences:
2, 3, 5, ..
5, 12, 29, ..
10, 33, 109, ..
17, 72, 305, ..
etc.
a(n) = m*a(n-1) + a(n-2), where a(1) = 1, a(2) = positive integer m, and n>2.
I confirmed his prime collection and added a few more terms.
I had written:
> On Jul 19, 2013, at 10:35 PM, DAN_CYN_J <dan_cyn_j at comcast.net> wrote:
>
>> Where the first term generator = (1) for each sequence.
>> Then the second term generator integer = (1,2,3,4,5,6,7...in order for each sequence.)
>>
>> All primes that appear in these sequence's after the second term
>> up to 1601 are listed below.
>>
>> 2,3,5,13,17,29,37,89,101,109,197,233,257,401,577,677,701,1297,1597,1601--->oo.
>
>
> It isn't at all clear to me what you are enumerating here but my impression is that you are combining all primes found in:
>
> 2, 3, 5, ..
> 3, 5, 8, ..
> 4, 7, 11, ..
> 5, 9, 14, ..
> etc.
>
> But that can't be right because *all* primes appear.
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