z 5 a 13 − z 3 a 13 + 4 z 6 a 12 − 4 z 4 a 12 + z 2 a 12 + 9 z 7 a 11 − 11 z 5 a 11 + 7 z 3 a 11 − 2 z a 11 + 14 z 8 a 10 − 18 z 6 a 10 + 11 z 4 a 10 − 4 z 2 a 10 + a 10 + 17 z 9 a 9 − 22 z 7 a 9 + 5 z 5 a 9 + 5 z 3 a 9 − z a 9 + 16 z 10 a 8 − 18 z 8 a 8 − 12 z 6 a 8 + 25 z 4 a 8 − 12 z 2 a 8 + 2 a 8 + 10 z 11 a 7 + 3 z 9 a 7 − 51 z 7 a 7 + 50 z 5 a 7 − 16 z 3 a 7 + z a 7 + 3 z 12 a 6 + 24 z 10 a 6 − 78 z 8 a 6 + 52 z 6 a 6 + 5 z 4 a 6 − 12 z 2 a 6 + 2 a 6 + 19 z 11 a 5 − 37 z 9 a 5 − 15 z 7 a 5 + 46 z 5 a 5 − 17 z 3 a 5 + 3 z 12 a 4 + 18 z 10 a 4 − 81 z 8 a 4 + 79 z 6 a 4 − 18 z 4 a 4 − 3 z 2 a 4 + a 4 + 9 z 11 a 3 − 18 z 9 a 3 − 12 z 7 a 3 + 31 z 5 a 3 − 10 z 3 a 3 + 10 z 10 a 2 − 34 z 8 a 2 + 34 z 6 a 2 − 10 z 4 a 2 + z 2 a 2 − a 2 + 5 z 9 a − 17 z 7 a + 18 z 5 a − 6 z 3 a + z 8 − 3 z 6 + 3 z 4 − z 2 {\displaystyle z^{5}a^{13}-z^{3}a^{13}+4z^{6}a^{12}-4z^{4}a^{12}+z^{2}a^{12}+9z^{7}a^{11}-11z^{5}a^{11}+7z^{3}a^{11}-2za^{11}+14z^{8}a^{10}-18z^{6}a^{10}+11z^{4}a^{10}-4z^{2}a^{10}+a^{10}+17z^{9}a^{9}-22z^{7}a^{9}+5z^{5}a^{9}+5z^{3}a^{9}-za^{9}+16z^{10}a^{8}-18z^{8}a^{8}-12z^{6}a^{8}+25z^{4}a^{8}-12z^{2}a^{8}+2a^{8}+10z^{11}a^{7}+3z^{9}a^{7}-51z^{7}a^{7}+50z^{5}a^{7}-16z^{3}a^{7}+za^{7}+3z^{12}a^{6}+24z^{10}a^{6}-78z^{8}a^{6}+52z^{6}a^{6}+5z^{4}a^{6}-12z^{2}a^{6}+2a^{6}+19z^{11}a^{5}-37z^{9}a^{5}-15z^{7}a^{5}+46z^{5}a^{5}-17z^{3}a^{5}+3z^{12}a^{4}+18z^{10}a^{4}-81z^{8}a^{4}+79z^{6}a^{4}-18z^{4}a^{4}-3z^{2}a^{4}+a^{4}+9z^{11}a^{3}-18z^{9}a^{3}-12z^{7}a^{3}+31z^{5}a^{3}-10z^{3}a^{3}+10z^{10}a^{2}-34z^{8}a^{2}+34z^{6}a^{2}-10z^{4}a^{2}+z^{2}a^{2}-a^{2}+5z^{9}a-17z^{7}a+18z^{5}a-6z^{3}a+z^{8}-3z^{6}+3z^{4}-z^{2}}
