4 a 6 z 12 + 4 a 4 z 12 + 13 a 7 z 11 + 27 a 5 z 11 + 14 a 3 z 11 + 18 a 8 z 10 + 35 a 6 z 10 + 38 a 4 z 10 + 21 a 2 z 10 + 13 a 9 z 9 − 2 a 7 z 9 − 31 a 5 z 9 + 3 a 3 z 9 + 19 a z 9 + 5 a 10 z 8 − 38 a 8 z 8 − 102 a 6 z 8 − 101 a 4 z 8 − 30 a 2 z 8 + 12 z 8 + a 11 z 7 − 31 a 9 z 7 − 53 a 7 z 7 − 35 a 5 z 7 − 50 a 3 z 7 − 31 a z 7 + 5 z 7 a − 1 − 10 a 10 z 6 + 25 a 8 z 6 + 86 a 6 z 6 + 80 a 4 z 6 + 9 a 2 z 6 + z 6 a − 2 − 19 z 6 − 2 a 11 z 5 + 28 a 9 z 5 + 63 a 7 z 5 + 60 a 5 z 5 + 52 a 3 z 5 + 18 a z 5 − 7 z 5 a − 1 + 6 a 10 z 4 − 11 a 8 z 4 − 32 a 6 z 4 − 16 a 4 z 4 + 10 a 2 z 4 − z 4 a − 2 + 10 z 4 + a 11 z 3 − 15 a 9 z 3 − 33 a 7 z 3 − 27 a 5 z 3 − 15 a 3 z 3 − 3 a z 3 + 2 z 3 a − 1 − a 10 z 2 + 5 a 8 z 2 + 4 a 6 z 2 − 5 a 4 z 2 − 5 a 2 z 2 − 2 z 2 + 5 a 9 z + 7 a 7 z + 3 a 5 z + a 3 z − a 8 + 2 a 4 {\displaystyle 4a^{6}z^{12}+4a^{4}z^{12}+13a^{7}z^{11}+27a^{5}z^{11}+14a^{3}z^{11}+18a^{8}z^{10}+35a^{6}z^{10}+38a^{4}z^{10}+21a^{2}z^{10}+13a^{9}z^{9}-2a^{7}z^{9}-31a^{5}z^{9}+3a^{3}z^{9}+19az^{9}+5a^{10}z^{8}-38a^{8}z^{8}-102a^{6}z^{8}-101a^{4}z^{8}-30a^{2}z^{8}+12z^{8}+a^{11}z^{7}-31a^{9}z^{7}-53a^{7}z^{7}-35a^{5}z^{7}-50a^{3}z^{7}-31az^{7}+5z^{7}a^{-1}-10a^{10}z^{6}+25a^{8}z^{6}+86a^{6}z^{6}+80a^{4}z^{6}+9a^{2}z^{6}+z^{6}a^{-2}-19z^{6}-2a^{11}z^{5}+28a^{9}z^{5}+63a^{7}z^{5}+60a^{5}z^{5}+52a^{3}z^{5}+18az^{5}-7z^{5}a^{-1}+6a^{10}z^{4}-11a^{8}z^{4}-32a^{6}z^{4}-16a^{4}z^{4}+10a^{2}z^{4}-z^{4}a^{-2}+10z^{4}+a^{11}z^{3}-15a^{9}z^{3}-33a^{7}z^{3}-27a^{5}z^{3}-15a^{3}z^{3}-3az^{3}+2z^{3}a^{-1}-a^{10}z^{2}+5a^{8}z^{2}+4a^{6}z^{2}-5a^{4}z^{2}-5a^{2}z^{2}-2z^{2}+5a^{9}z+7a^{7}z+3a^{5}z+a^{3}z-a^{8}+2a^{4}}