[seqfan] Re: Sister sequences

Veikko Pohjola veikko at nordem.fi
Sun Nov 24 08:54:49 CET 2013


The mutual behavior of these sisters becomes easier to assess by examining, instead of the difference, what happens to the ratio, which of course is no more an integer sequence. It appears (appears) to approach a limit.
Veikko

Hans Havermann kirjoitti 24.11.2013 kello 4.20:

> Veikko Pohjola:
> 
>> The first 400 or so terms would make one expect a steady growth but at n=425, the curve, at value 590868, starts a dive to make a short visit below zero at n=941 and then starts to grow again. This time it stays positive positive up to about n=13000 and then dives really deep to the negative, and that trend continues far beyond n=200000...
> 
> One has to smile because that "really deep" becomes *really shallow* in the larger context. :)
> 
> http://chesswanks.com/num/A232221-2.png
> 
> 
> _______________________________________________
> 
> Seqfan Mailing list - http://list.seqfan.eu/
> 




More information about the SeqFan mailing list