− q 5 / 2 + 4 q 3 / 2 − 7 q + 10 q − 15 q 3 / 2 + 16 q 5 / 2 − 17 q 7 / 2 + 15 q 9 / 2 − 11 q 11 / 2 + 7 q 13 / 2 − 4 q 15 / 2 + 1 q 17 / 2 {\displaystyle -q^{5/2}+4q^{3/2}-7{\sqrt {q}}+{\frac {10}{\sqrt {q}}}-{\frac {15}{q^{3/2}}}+{\frac {16}{q^{5/2}}}-{\frac {17}{q^{7/2}}}+{\frac {15}{q^{9/2}}}-{\frac {11}{q^{11/2}}}+{\frac {7}{q^{13/2}}}-{\frac {4}{q^{15/2}}}+{\frac {1}{q^{17/2}}}}
