Great article. Just a minor hint:

The sum for 1/( k^3 ) is known since 1979:
It's called the Apér'y Constant.

Source:
http://en.wikipedia.org/wiki/Ap%C3%A9ry%27s_constant

Cheers,
Gerhard Tscheinig

By submitting this form, you accept the Mollom privacy policy.