**Expansion of Jacobi theta function theta_3(x) = Sum_{m = -infinity..infinity} x^(m^2) (number of solutions to k^2 = n).**

*1, 2, 0, 0, 2, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0*

*1 seqfan posts*

Index of A-numbers in seqfan: by ascending order by month by frequency by keyword

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