a 5 z 11 + a 3 z 11 + 2 a 6 z 10 + 3 a 4 z 10 + a 2 z 10 + 2 a 7 z 9 − 5 a 5 z 9 − 7 a 3 z 9 + a 8 z 8 − 12 a 6 z 8 − 21 a 4 z 8 − 8 a 2 z 8 − 12 a 7 z 7 + 5 a 5 z 7 + 17 a 3 z 7 − 6 a 8 z 6 + 22 a 6 z 6 + 51 a 4 z 6 + 23 a 2 z 6 + 21 a 7 z 5 + 3 a 5 z 5 − 19 a 3 z 5 − a z 5 + 10 a 8 z 4 − 17 a 6 z 4 − 57 a 4 z 4 − 31 a 2 z 4 − z 4 − 12 a 7 z 3 − 7 a 5 z 3 + 7 a 3 z 3 + 2 a z 3 − 4 a 8 z 2 + 8 a 6 z 2 + 26 a 4 z 2 + 16 a 2 z 2 + 2 z 2 + 3 a 7 z + 3 a 5 z − a 3 z − a z − 2 a 6 − 4 a 4 − 2 a 2 + 1 {\displaystyle a^{5}z^{11}+a^{3}z^{11}+2a^{6}z^{10}+3a^{4}z^{10}+a^{2}z^{10}+2a^{7}z^{9}-5a^{5}z^{9}-7a^{3}z^{9}+a^{8}z^{8}-12a^{6}z^{8}-21a^{4}z^{8}-8a^{2}z^{8}-12a^{7}z^{7}+5a^{5}z^{7}+17a^{3}z^{7}-6a^{8}z^{6}+22a^{6}z^{6}+51a^{4}z^{6}+23a^{2}z^{6}+21a^{7}z^{5}+3a^{5}z^{5}-19a^{3}z^{5}-az^{5}+10a^{8}z^{4}-17a^{6}z^{4}-57a^{4}z^{4}-31a^{2}z^{4}-z^{4}-12a^{7}z^{3}-7a^{5}z^{3}+7a^{3}z^{3}+2az^{3}-4a^{8}z^{2}+8a^{6}z^{2}+26a^{4}z^{2}+16a^{2}z^{2}+2z^{2}+3a^{7}z+3a^{5}z-a^{3}z-az-2a^{6}-4a^{4}-2a^{2}+1}
