− q 9 / 2 + 1 q 9 / 2 + 3 q 7 / 2 − 2 q 7 / 2 − 5 q 5 / 2 + 3 q 5 / 2 + 6 q 3 / 2 − 6 q 3 / 2 − 7 q + 6 q {\displaystyle -q^{9/2}+{\frac {1}{q^{9/2}}}+3q^{7/2}-{\frac {2}{q^{7/2}}}-5q^{5/2}+{\frac {3}{q^{5/2}}}+6q^{3/2}-{\frac {6}{q^{3/2}}}-7{\sqrt {q}}+{\frac {6}{\sqrt {q}}}}
