3 a 5 z 11 + 3 a 3 z 11 + 6 a 6 z 10 + 15 a 4 z 10 + 9 a 2 z 10 + 4 a 7 z 9 + a 5 z 9 + 7 a 3 z 9 + 10 a z 9 + a 8 z 8 − 23 a 6 z 8 − 57 a 4 z 8 − 29 a 2 z 8 + 4 z 8 − 17 a 7 z 7 − 42 a 5 z 7 − 64 a 3 z 7 − 39 a z 7 − 4 a 8 z 6 + 23 a 6 z 6 + 56 a 4 z 6 + 18 a 2 z 6 − 11 z 6 + 23 a 7 z 5 + 65 a 5 z 5 + 91 a 3 z 5 + 52 a z 5 + 3 z 5 a − 1 + 5 a 8 z 4 − 6 a 6 z 4 − 15 a 4 z 4 + 9 a 2 z 4 + 13 z 4 − 12 a 7 z 3 − 34 a 5 z 3 − 47 a 3 z 3 − 26 a z 3 − z 3 a − 1 − 2 a 8 z 2 − 2 a 4 z 2 − 9 a 2 z 2 + 2 z 2 a − 2 − 3 z 2 + 2 a 7 z + 6 a 5 z + 8 a 3 z + 4 a z + a 4 + a 2 − a − 2 {\displaystyle 3a^{5}z^{11}+3a^{3}z^{11}+6a^{6}z^{10}+15a^{4}z^{10}+9a^{2}z^{10}+4a^{7}z^{9}+a^{5}z^{9}+7a^{3}z^{9}+10az^{9}+a^{8}z^{8}-23a^{6}z^{8}-57a^{4}z^{8}-29a^{2}z^{8}+4z^{8}-17a^{7}z^{7}-42a^{5}z^{7}-64a^{3}z^{7}-39az^{7}-4a^{8}z^{6}+23a^{6}z^{6}+56a^{4}z^{6}+18a^{2}z^{6}-11z^{6}+23a^{7}z^{5}+65a^{5}z^{5}+91a^{3}z^{5}+52az^{5}+3z^{5}a^{-1}+5a^{8}z^{4}-6a^{6}z^{4}-15a^{4}z^{4}+9a^{2}z^{4}+13z^{4}-12a^{7}z^{3}-34a^{5}z^{3}-47a^{3}z^{3}-26az^{3}-z^{3}a^{-1}-2a^{8}z^{2}-2a^{4}z^{2}-9a^{2}z^{2}+2z^{2}a^{-2}-3z^{2}+2a^{7}z+6a^{5}z+8a^{3}z+4az+a^{4}+a^{2}-a^{-2}}