[seqfan] Re: Giving a Zoom talk on Thurs on Comma Sequence

[Neil Sloane]

> I would want to see what the lengths are for other radices.
See A367356 for base 3.  That was the only other base (besides 2 and 10)
that we have looked at. Certainly it would be interesting to have data for
other bases.

Best regards
Neil

Neil J. A. Sloane, Chairman, OEIS Foundation.
Also Visiting Scientist, Math. Dept., Rutgers University,
Email: njasloane at gmail.com



On Mon, Jan 15, 2024 at 1:44 PM Frank Adams-watters via SeqFan <
seqfan at list.seqfan.eu> wrote:

> I would want to see what the lengths are for other radices.
>
> Franklin T. Adams-Watters
>
>
>     On Monday, January 15, 2024 at 06:32:13 AM CST, Neil Sloane <
> njasloane at gmail.com> wrote:
>
>  DIMACS - RUTGERS Experimental Mathematics
>
> Title:  Eric Angelini's Comma Sequence
>
> Speaker:  Neil Sloane, OEIS Foundation and Rutgers University
>
> Date: Thursday, January 18, 2024, 5:00pm - 6:00pm
>
> Presented via Zoom: https://rutgers.zoom.us/j/94346444480
>
> Password: 6564120420
>
> Abstract:
>
> The Comma Transform of a sequence replaces each comma between the terms by
> the number formed by concatenating the single digits to the left and right
> of the comma. (E.g., the Comma Transform of the even numbers is 2, 24, 46,
> 68, 81, 1, ....) The remarkable "comma sequence" is defined by the property
> that it starts with 1 and its first differences equal its Comma Transform.
> If there is a choice, choose the smallest possibility. It contains exactly
> 2137453 terms! This talk, based on joint work with Eric Angelini, Michael
> Branicky, Giovanni Resta, and David W. Wilson, will analyze this and
> related sequences.
>
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