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A Serendipitous Riemann Identity---Question answered.

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Rudy Toody

Diamond Member
I was playing around with pronic numbers and got a plus and minus reversed. The number I got was not what I expected, but I looked it up on OEIS.org and found:

[;\zeta(6)/\zeta(2)/\zeta(3);]

Reducing and inserting my series we get:

[;\zeta(3)=\frac{2 \pi ^4}{315} \prod _{n}^{\infty } \left(1- \frac{1}{p_{n}-p_{n}^{2}}\right);]

Is this a known identity? Yes.

Note: the product appears to converge very slowly.
 
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I had to use Wikipedia's TeX parser to clean up that last. (You had an extra '}'.)

zetafn.png


No idea otherwise.
 
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