t 10 q 27 + 4 t 9 q 25 + t 9 q 23 + 9 t 8 q 23 + 4 t 8 q 21 + 14 t 7 q 21 + 9 t 7 q 19 + 17 t 6 q 19 + 14 t 6 q 17 + 20 t 5 q 17 + 17 t 5 q 15 + 18 t 4 q 15 + 20 t 4 q 13 + 16 t 3 q 13 + 18 t 3 q 11 + 11 t 2 q 11 + 16 t 2 q 9 + 6 t q 9 + 11 t q 7 + 3 q 7 + q 5 t − 1 + 7 q 5 + 2 q 3 t − 1 + q t − 2 {\displaystyle t^{10}q^{27}+4t^{9}q^{25}+t^{9}q^{23}+9t^{8}q^{23}+4t^{8}q^{21}+14t^{7}q^{21}+9t^{7}q^{19}+17t^{6}q^{19}+14t^{6}q^{17}+20t^{5}q^{17}+17t^{5}q^{15}+18t^{4}q^{15}+20t^{4}q^{13}+16t^{3}q^{13}+18t^{3}q^{11}+11t^{2}q^{11}+16t^{2}q^{9}+6tq^{9}+11tq^{7}+3q^{7}+q^{5}t^{-1}+7q^{5}+2q^{3}t^{-1}+qt^{-2}}