[seqfan] Re: Biprimes of K

Robert G. Wilson v rgwv at rgwv.com
Wed Sep 17 14:30:57 CEST 2014


I've done this more than once.

The text editor that I use is Boxer and creating these b-text files is easy. http://www.boxersoftware.com/ 

-----Original Message-----
From: SeqFan [mailto:seqfan-bounces at list.seqfan.eu] On Behalf Of L. Edson Jeffery
Sent: Wednesday, September 17, 2014 3:21 AM
To: Sequence Fanatics Discussion list
Subject: [seqfan] Re: Biprimes of K

Bob,

Thank you for creating the new b-file. That was fast!

Ed Jeffery

On Wed, Sep 17, 2014 at 1:12 AM, Robert G. Wilson v <rgwv at rgwv.com> wrote:

> Ed,
>
>         I have extended A026242 to 10000 terms. If you need more, they 
> are easy to compute. A million terms would be easy enough.
>
> Bob.
>
> -----Original Message-----
> From: SeqFan [mailto:seqfan-bounces at list.seqfan.eu] On Behalf Of L. 
> Edson Jeffery
> Sent: Tuesday, September 16, 2014 10:03 PM
> To: seqfan at list.seqfan.eu
> Subject: [seqfan] Re: Biprimes of K
>
> Éric,
>
>
> Very nice, but we need more terms for A026242. I hope someone will 
> take time to extend the b-file.
>
> If you drop the two ones and let K = {2,3,2,4,3,5,...} with offset 1, 
> then the sequence of indices for your BIP = 2,3,4,5,8,15,... 
> (non-underlined elements of K) starts with 1,2,4,6,10,22 which is 
> interesting as well and not in OEIS (unless it happens to be A005194 which is doubtful).
>
> Ed Jeffery
>
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