q 3 / 2 − 4 q + 6 q − 11 q 3 / 2 + 13 q 5 / 2 − 15 q 7 / 2 + 14 q 9 / 2 − 11 q 11 / 2 + 8 q 13 / 2 − 4 q 15 / 2 + 1 q 17 / 2 {\displaystyle q^{3/2}-4{\sqrt {q}}+{\frac {6}{\sqrt {q}}}-{\frac {11}{q^{3/2}}}+{\frac {13}{q^{5/2}}}-{\frac {15}{q^{7/2}}}+{\frac {14}{q^{9/2}}}-{\frac {11}{q^{11/2}}}+{\frac {8}{q^{13/2}}}-{\frac {4}{q^{15/2}}}+{\frac {1}{q^{17/2}}}}