q 9 / 2 − 6 q 9 / 2 − 4 q 7 / 2 + 9 q 7 / 2 + 7 q 5 / 2 − 14 q 5 / 2 − 11 q 3 / 2 + 16 q 3 / 2 − 1 q 13 / 2 + 2 q 11 / 2 + 15 q − 16 q {\displaystyle q^{9/2}-{\frac {6}{q^{9/2}}}-4q^{7/2}+{\frac {9}{q^{7/2}}}+7q^{5/2}-{\frac {14}{q^{5/2}}}-11q^{3/2}+{\frac {16}{q^{3/2}}}-{\frac {1}{q^{13/2}}}+{\frac {2}{q^{11/2}}}+15{\sqrt {q}}-{\frac {16}{\sqrt {q}}}}
