3 a 5 z 11 + 3 a 3 z 11 + 6 a 6 z 10 + 12 a 4 z 10 + 6 a 2 z 10 + 4 a 7 z 9 − 7 a 5 z 9 − 7 a 3 z 9 + 4 a z 9 + a 8 z 8 − 30 a 6 z 8 − 63 a 4 z 8 − 31 a 2 z 8 + z 8 − 19 a 7 z 7 − 21 a 5 z 7 − 23 a 3 z 7 − 21 a z 7 − 4 a 8 z 6 + 42 a 6 z 6 + 94 a 4 z 6 + 43 a 2 z 6 − 5 z 6 + 24 a 7 z 5 + 51 a 5 z 5 + 57 a 3 z 5 + 30 a z 5 + 3 a 8 z 4 − 22 a 6 z 4 − 48 a 4 z 4 − 18 a 2 z 4 + 5 z 4 − 10 a 7 z 3 − 28 a 5 z 3 − 33 a 3 z 3 − 16 a z 3 − z 3 a − 1 + 3 a 6 z 2 + 5 a 4 z 2 − a 2 z 2 − 3 z 2 + 3 a 5 z + 5 a 3 z + 2 a z + a 6 + 2 a 4 + a 2 + 1 {\displaystyle 3a^{5}z^{11}+3a^{3}z^{11}+6a^{6}z^{10}+12a^{4}z^{10}+6a^{2}z^{10}+4a^{7}z^{9}-7a^{5}z^{9}-7a^{3}z^{9}+4az^{9}+a^{8}z^{8}-30a^{6}z^{8}-63a^{4}z^{8}-31a^{2}z^{8}+z^{8}-19a^{7}z^{7}-21a^{5}z^{7}-23a^{3}z^{7}-21az^{7}-4a^{8}z^{6}+42a^{6}z^{6}+94a^{4}z^{6}+43a^{2}z^{6}-5z^{6}+24a^{7}z^{5}+51a^{5}z^{5}+57a^{3}z^{5}+30az^{5}+3a^{8}z^{4}-22a^{6}z^{4}-48a^{4}z^{4}-18a^{2}z^{4}+5z^{4}-10a^{7}z^{3}-28a^{5}z^{3}-33a^{3}z^{3}-16az^{3}-z^{3}a^{-1}+3a^{6}z^{2}+5a^{4}z^{2}-a^{2}z^{2}-3z^{2}+3a^{5}z+5a^{3}z+2az+a^{6}+2a^{4}+a^{2}+1}