[seqfan] Re: Another approximation of pi

Alexander P-sky apovolot at gmail.com
Wed Oct 3 01:13:39 CEST 2012


Also it might be worth noting that

7901234568/987654321*123456789=~987654312

and as a result

(79.01234568*1.23456789)^1/4

gives as well

3.142696798...

Alexander R. Povolotsky

On 10/2/12, Alonso Del Arte <alonso.delarte at gmail.com> wrote:
> As far as I know, our own Daniel Forgues is the first to notice that
> sqrt(9.87654321) = 3.1426968... which is about as good an approximation of
> pi as 22/7. For some Sequences of the Day in September, to suggest that a
> keyword:cons sequence ought to be chosen, I put in the number 9.87654321
> purely as a placeholder. To my pleasant surprise, Dan added his observation
> to the September 30 entry.
>
> Al
>
> --
> Alonso del Arte
> Author at
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