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