q 23 / 2 − 3 q 21 / 2 + 5 q 19 / 2 − 8 q 17 / 2 + 10 q 15 / 2 − 11 q 13 / 2 + 10 q 11 / 2 − 9 q 9 / 2 + 6 q 7 / 2 − 4 q 5 / 2 + 2 q 3 / 2 − q {\displaystyle q^{23/2}-3q^{21/2}+5q^{19/2}-8q^{17/2}+10q^{15/2}-11q^{13/2}+10q^{11/2}-9q^{9/2}+6q^{7/2}-4q^{5/2}+2q^{3/2}-{\sqrt {q}}}
