[seqfan] Re: Borderline numerology?

Neil Sloane njasloane at gmail.com
Wed Aug 27 23:33:39 CEST 2014


I added the comment, since it was in the news last December,
and I thought it was slightly interesting.
Maybe a compromise: keep the remark, but weaken
the gush. I'll try something, take a look in a few minutes.


On Wed, Aug 27, 2014 at 5:19 PM, Andrew Weimholt
<andrew.weimholt at gmail.com> wrote:
> I noticed this comment in http://oeis.org/A000796 (Decimal expansion of pi)
>
> (quote)
> A 144 X 144 magic square of 7th powers was recently constructed by
> Toshihiro Shirakawa. The magic sum =
> 3141592653589793238462643383279502884197169399375105. Amazingly, the digits
> of its magic sum are exactly the 52 first digits of Pi! See the MultiMagic
> Squares link for details. - Christian Boyer, Dec 13 2013
> (end quote)
>
> Not really amazing if you ask me. Toshihiro Shirakawa intentionally chose
> the sum and constructed a magic square around it.
> I don't see any real relevance to pi, since almost any arbitrary sequence
> of digits can be made into a magic sum of a suitably sized magic square.
> Drawing any connection between pi and magic squares smells of numerology.
>
> So, does, this comment really belong here?
>
> Andrew
>
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>
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Neil J. A. Sloane, President, OEIS Foundation
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Also Visiting Scientist, Math. Dept., Rutgers University, Piscataway, NJ.
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