10 q 9 / 2 − 11 q 7 / 2 + 8 q 5 / 2 − 7 q 3 / 2 + 1 q 17 / 2 − 3 q 15 / 2 + 6 q 13 / 2 − 9 q 11 / 2 − q + 4 q {\displaystyle {\frac {10}{q^{9/2}}}-{\frac {11}{q^{7/2}}}+{\frac {8}{q^{5/2}}}-{\frac {7}{q^{3/2}}}+{\frac {1}{q^{17/2}}}-{\frac {3}{q^{15/2}}}+{\frac {6}{q^{13/2}}}-{\frac {9}{q^{11/2}}}-{\sqrt {q}}+{\frac {4}{\sqrt {q}}}}