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