[seqfan] Re: A033791
Neil Sloane
njasloane at gmail.com
Wed Oct 15 18:30:11 CEST 2014
theta_2 is the standard Jacobi theta-constant function,
Sum_{m=-oo..oo} q^((m+1/2)^2)
= 2*q^(1/4)*(1+q^2+q^6+q^12+q^20+...)
I'll add this to the entry
Neil
On Wed, Oct 15, 2014 at 12:23 PM, David Newman <davidsnewman at gmail.com>
wrote:
> I have a partition type sequence which matches A033791 for the first 40
> terms. However, beyond the computational evidence I have no reason to
> think that the two are the same. In fact, I'm guessing that they differ
> for n>63. I am hampered in my efforts in part because I don't know which
> function is meant by theta2. Could someone give me the definition of
> theta2 or point me to a source for the definition?
>
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>
--
Dear Friends, I have now retired from AT&T. New coordinates:
Neil J. A. Sloane, President, OEIS Foundation
11 South Adelaide Avenue, Highland Park, NJ 08904, USA.
Also Visiting Scientist, Math. Dept., Rutgers University, Piscataway, NJ.
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Email: njasloane at gmail.com
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