In [74]: a=(x/sin(x)).series(x, 0, 8)

In [75]: Poly(a.removeO(),x).coeffs
Out[75]: (31/15120, 7/360, 1/6, 1)

The remove0 method is perfect.

The Poly.all_coeffs()  does not exist in my sympy 0.6.6 but coeffs did
work.

Cheers Scott

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