q 46 + q 42 + q 40 + q 36 − 2 q 34 − q 32 − 2 q 30 − 2 q 28 − q 26 − q 24 + q 18 + 2 q 14 + q 12 + 2 q 10 + 2 q 8 + 2 q 4 {\displaystyle q^{46}+q^{42}+q^{40}+q^{36}-2q^{34}-q^{32}-2q^{30}-2q^{28}-q^{26}-q^{24}+q^{18}+2q^{14}+q^{12}+2q^{10}+2q^{8}+2q^{4}}