2 a 5 z 11 + 2 a 3 z 11 + 4 a 6 z 10 + 7 a 4 z 10 + 3 a 2 z 10 + 4 a 7 z 9 − 6 a 5 z 9 − 9 a 3 z 9 + a z 9 + 4 a 8 z 8 − 16 a 6 z 8 − 36 a 4 z 8 − 16 a 2 z 8 + 3 a 9 z 7 − 11 a 7 z 7 + 6 a 5 z 7 + 20 a 3 z 7 + a 10 z 6 − 12 a 8 z 6 + 27 a 6 z 6 + 78 a 4 z 6 + 42 a 2 z 6 + 4 z 6 − 10 a 9 z 5 + 5 a 7 z 5 + 4 a 5 z 5 − 15 a 3 z 5 − 3 a z 5 + z 5 a − 1 − 3 a 10 z 4 + 7 a 8 z 4 − 19 a 6 z 4 − 66 a 4 z 4 − 47 a 2 z 4 − 10 z 4 + 7 a 9 z 3 + 5 a 7 z 3 − a 5 z 3 + 4 a 3 z 3 + a z 3 − 2 z 3 a − 1 + a 10 z 2 + 5 a 6 z 2 + 20 a 4 z 2 + 19 a 2 z 2 + 5 z 2 − a 9 z − 3 a 7 z − 2 a 5 z − a 4 − 2 a 2 {\displaystyle 2a^{5}z^{11}+2a^{3}z^{11}+4a^{6}z^{10}+7a^{4}z^{10}+3a^{2}z^{10}+4a^{7}z^{9}-6a^{5}z^{9}-9a^{3}z^{9}+az^{9}+4a^{8}z^{8}-16a^{6}z^{8}-36a^{4}z^{8}-16a^{2}z^{8}+3a^{9}z^{7}-11a^{7}z^{7}+6a^{5}z^{7}+20a^{3}z^{7}+a^{10}z^{6}-12a^{8}z^{6}+27a^{6}z^{6}+78a^{4}z^{6}+42a^{2}z^{6}+4z^{6}-10a^{9}z^{5}+5a^{7}z^{5}+4a^{5}z^{5}-15a^{3}z^{5}-3az^{5}+z^{5}a^{-1}-3a^{10}z^{4}+7a^{8}z^{4}-19a^{6}z^{4}-66a^{4}z^{4}-47a^{2}z^{4}-10z^{4}+7a^{9}z^{3}+5a^{7}z^{3}-a^{5}z^{3}+4a^{3}z^{3}+az^{3}-2z^{3}a^{-1}+a^{10}z^{2}+5a^{6}z^{2}+20a^{4}z^{2}+19a^{2}z^{2}+5z^{2}-a^{9}z-3a^{7}z-2a^{5}z-a^{4}-2a^{2}}