a 5 z 11 + a 3 z 11 + 3 a 6 z 10 + 4 a 4 z 10 + a 2 z 10 + 5 a 7 z 9 − 5 a 3 z 9 + 5 a 8 z 8 − 9 a 6 z 8 − 20 a 4 z 8 − 6 a 2 z 8 + 3 a 9 z 7 − 18 a 7 z 7 − 9 a 5 z 7 + 13 a 3 z 7 + a z 7 + a 10 z 6 − 17 a 8 z 6 + 9 a 6 z 6 + 46 a 4 z 6 + 19 a 2 z 6 − 9 a 9 z 5 + 22 a 7 z 5 + 21 a 5 z 5 − 10 a 3 z 5 − 3 a 10 z 4 + 15 a 8 z 4 − 4 a 6 z 4 − 44 a 4 z 4 − 20 a 2 z 4 + 2 z 4 + 4 a 9 z 3 − 13 a 7 z 3 − 12 a 5 z 3 + 4 a 3 z 3 − a z 3 + a 10 z 2 − 5 a 8 z 2 + 5 a 6 z 2 + 20 a 4 z 2 + 5 a 2 z 2 − 4 z 2 + 3 a 7 z + 2 a 5 z − 2 a 3 z − a z − 2 a 6 − 3 a 4 + 2 {\displaystyle a^{5}z^{11}+a^{3}z^{11}+3a^{6}z^{10}+4a^{4}z^{10}+a^{2}z^{10}+5a^{7}z^{9}-5a^{3}z^{9}+5a^{8}z^{8}-9a^{6}z^{8}-20a^{4}z^{8}-6a^{2}z^{8}+3a^{9}z^{7}-18a^{7}z^{7}-9a^{5}z^{7}+13a^{3}z^{7}+az^{7}+a^{10}z^{6}-17a^{8}z^{6}+9a^{6}z^{6}+46a^{4}z^{6}+19a^{2}z^{6}-9a^{9}z^{5}+22a^{7}z^{5}+21a^{5}z^{5}-10a^{3}z^{5}-3a^{10}z^{4}+15a^{8}z^{4}-4a^{6}z^{4}-44a^{4}z^{4}-20a^{2}z^{4}+2z^{4}+4a^{9}z^{3}-13a^{7}z^{3}-12a^{5}z^{3}+4a^{3}z^{3}-az^{3}+a^{10}z^{2}-5a^{8}z^{2}+5a^{6}z^{2}+20a^{4}z^{2}+5a^{2}z^{2}-4z^{2}+3a^{7}z+2a^{5}z-2a^{3}z-az-2a^{6}-3a^{4}+2}