2 a 5 z 11 + 2 a 3 z 11 + 7 a 6 z 10 + 11 a 4 z 10 + 4 a 2 z 10 + 10 a 7 z 9 + 13 a 5 z 9 + 5 a 3 z 9 + 2 a z 9 + 8 a 8 z 8 − 6 a 6 z 8 − 23 a 4 z 8 − 9 a 2 z 8 + 4 a 9 z 7 − 20 a 7 z 7 − 46 a 5 z 7 − 23 a 3 z 7 − a z 7 + a 10 z 6 − 16 a 8 z 6 − 15 a 6 z 6 + 11 a 4 z 6 + 14 a 2 z 6 + 5 z 6 − 8 a 9 z 5 + 11 a 7 z 5 + 55 a 5 z 5 + 38 a 3 z 5 + 3 a z 5 + z 5 a − 1 − 2 a 10 z 4 + 8 a 8 z 4 + 24 a 6 z 4 + 19 a 4 z 4 − 3 a 2 z 4 − 8 z 4 + 4 a 9 z 3 − 6 a 7 z 3 − 26 a 5 z 3 − 20 a 3 z 3 − 6 a z 3 − 2 z 3 a − 1 + a 10 z 2 − 4 a 8 z 2 − 15 a 6 z 2 − 15 a 4 z 2 − 5 a 2 z 2 − a 9 z + 4 a 5 z + 4 a 3 z + a z + a 8 + 3 a 6 + 3 a 4 + a 2 + 1 {\displaystyle 2a^{5}z^{11}+2a^{3}z^{11}+7a^{6}z^{10}+11a^{4}z^{10}+4a^{2}z^{10}+10a^{7}z^{9}+13a^{5}z^{9}+5a^{3}z^{9}+2az^{9}+8a^{8}z^{8}-6a^{6}z^{8}-23a^{4}z^{8}-9a^{2}z^{8}+4a^{9}z^{7}-20a^{7}z^{7}-46a^{5}z^{7}-23a^{3}z^{7}-az^{7}+a^{10}z^{6}-16a^{8}z^{6}-15a^{6}z^{6}+11a^{4}z^{6}+14a^{2}z^{6}+5z^{6}-8a^{9}z^{5}+11a^{7}z^{5}+55a^{5}z^{5}+38a^{3}z^{5}+3az^{5}+z^{5}a^{-1}-2a^{10}z^{4}+8a^{8}z^{4}+24a^{6}z^{4}+19a^{4}z^{4}-3a^{2}z^{4}-8z^{4}+4a^{9}z^{3}-6a^{7}z^{3}-26a^{5}z^{3}-20a^{3}z^{3}-6az^{3}-2z^{3}a^{-1}+a^{10}z^{2}-4a^{8}z^{2}-15a^{6}z^{2}-15a^{4}z^{2}-5a^{2}z^{2}-a^{9}z+4a^{5}z+4a^{3}z+az+a^{8}+3a^{6}+3a^{4}+a^{2}+1}
