1 q 3 + 1 q 5 − 1 q 6 + 1 q 7 − 1 q 8 + 1 q 9 − 1 q 10 {\displaystyle {\frac {1}{q^{3}}}+{\frac {1}{q^{5}}}-{\frac {1}{q^{6}}}+{\frac {1}{q^{7}}}-{\frac {1}{q^{8}}}+{\frac {1}{q^{9}}}-{\frac {1}{q^{10}}}}