Higher Moments of Heavy Quark Correlators in the Low Energy Limit at O(alpha_s^2)

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Abstract
We present the first 30 moments of the low energy expansions of the vector, axial-vector, scalar and pseudo-scalar heavy quark correlation functions at three-loop order, including the singlet contribution which appears for the first time at three loops. In addition we compare the behavior of the moments for large n with the prediction from threshold calculations.

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