2 a 3 z 11 + 2 a z 11 + 5 a 4 z 10 + 8 a 2 z 10 + 3 z 10 + 6 a 5 z 9 − 3 a 3 z 9 − 8 a z 9 + z 9 a − 1 + 4 a 6 z 8 − 21 a 4 z 8 − 44 a 2 z 8 − 19 z 8 + a 7 z 7 − 26 a 5 z 7 − 19 a 3 z 7 + 2 a z 7 − 6 z 7 a − 1 − 14 a 6 z 6 + 21 a 4 z 6 + 76 a 2 z 6 + 41 z 6 + 2 a 7 z 5 + 32 a 5 z 5 + 34 a 3 z 5 + 16 a z 5 + 12 z 5 a − 1 + 4 a 8 z 4 + 13 a 6 z 4 − 8 a 4 z 4 − 52 a 2 z 4 − 35 z 4 + 2 a 9 z 3 − 10 a 7 z 3 − 19 a 5 z 3 − 8 a 3 z 3 − 9 a z 3 − 8 z 3 a − 1 + a 10 z 2 − 5 a 8 z 2 − 9 a 6 z 2 + 5 a 4 z 2 + 17 a 2 z 2 + 9 z 2 + 4 a 7 z + 4 a 5 z − 2 a 3 z − 2 a z + a 8 + a 6 − a 4 − a 2 + 1 {\displaystyle 2a^{3}z^{11}+2az^{11}+5a^{4}z^{10}+8a^{2}z^{10}+3z^{10}+6a^{5}z^{9}-3a^{3}z^{9}-8az^{9}+z^{9}a^{-1}+4a^{6}z^{8}-21a^{4}z^{8}-44a^{2}z^{8}-19z^{8}+a^{7}z^{7}-26a^{5}z^{7}-19a^{3}z^{7}+2az^{7}-6z^{7}a^{-1}-14a^{6}z^{6}+21a^{4}z^{6}+76a^{2}z^{6}+41z^{6}+2a^{7}z^{5}+32a^{5}z^{5}+34a^{3}z^{5}+16az^{5}+12z^{5}a^{-1}+4a^{8}z^{4}+13a^{6}z^{4}-8a^{4}z^{4}-52a^{2}z^{4}-35z^{4}+2a^{9}z^{3}-10a^{7}z^{3}-19a^{5}z^{3}-8a^{3}z^{3}-9az^{3}-8z^{3}a^{-1}+a^{10}z^{2}-5a^{8}z^{2}-9a^{6}z^{2}+5a^{4}z^{2}+17a^{2}z^{2}+9z^{2}+4a^{7}z+4a^{5}z-2a^{3}z-2az+a^{8}+a^{6}-a^{4}-a^{2}+1}
