q 11 / 2 − 4 q 9 / 2 + 7 q 7 / 2 − 11 q 5 / 2 + 16 q 3 / 2 − 17 q + 16 q − 15 q 3 / 2 + 10 q 5 / 2 − 7 q 7 / 2 + 3 q 9 / 2 − 1 q 11 / 2 {\displaystyle q^{11/2}-4q^{9/2}+7q^{7/2}-11q^{5/2}+16q^{3/2}-17{\sqrt {q}}+{\frac {16}{\sqrt {q}}}-{\frac {15}{q^{3/2}}}+{\frac {10}{q^{5/2}}}-{\frac {7}{q^{7/2}}}+{\frac {3}{q^{9/2}}}-{\frac {1}{q^{11/2}}}}