− q 24 − q 22 − q 20 − q 18 + q 14 + 2 q 12 + 2 q 10 + 2 q 8 + q 6 + q 4 {\displaystyle -q^{24}-q^{22}-q^{20}-q^{18}+q^{14}+2q^{12}+2q^{10}+2q^{8}+q^{6}+q^{4}}