z 5 a 17 − z 3 a 17 + 4 z 6 a 16 − 5 z 4 a 16 + z 2 a 16 + 8 z 7 a 15 − 11 z 5 a 15 + 4 z 3 a 15 − z a 15 + 11 z 8 a 14 − 16 z 6 a 14 + 7 z 4 a 14 − z 2 a 14 + 12 z 9 a 13 − 19 z 7 a 13 + 8 z 5 a 13 + 2 z 3 a 13 − z a 13 + 11 z 10 a 12 − 20 z 8 a 12 + 10 z 6 a 12 + z 4 a 12 + 8 z 11 a 11 − 13 z 9 a 11 − 4 z 7 a 11 + 16 z 5 a 11 − 8 z 3 a 11 + 2 z a 11 + 4 z 12 a 10 + z 10 a 10 − 34 z 8 a 10 + 50 z 6 a 10 − 26 z 4 a 10 + 4 z 2 a 10 − a 10 + z 13 a 9 + 10 z 11 a 9 − 46 z 9 a 9 + 54 z 7 a 9 − 16 z 5 a 9 − 12 z 3 a 9 + 7 z a 9 + 7 z 12 a 8 − 21 z 10 a 8 + 2 z 8 a 8 + 37 z 6 a 8 − 43 z 4 a 8 + 21 z 2 a 8 − 5 a 8 + z 13 a 7 + 6 z 11 a 7 − 42 z 9 a 7 + 67 z 7 a 7 − 38 z 5 a 7 + z 3 a 7 + 4 z a 7 + 3 z 12 a 6 − 8 z 10 a 6 − 13 z 8 a 6 + 54 z 6 a 6 − 61 z 4 a 6 + 31 z 2 a 6 − 5 a 6 + 4 z 11 a 5 − 20 z 9 a 5 + 30 z 7 a 5 − 15 z 5 a 5 + 2 z 3 a 5 − z a 5 + 3 z 10 a 4 − 18 z 8 a 4 + 37 z 6 a 4 − 33 z 4 a 4 + 12 z 2 a 4 + z 9 a 3 − 6 z 7 a 3 + 11 z 5 a 3 − 6 z 3 a 3 {\displaystyle z^{5}a^{17}-z^{3}a^{17}+4z^{6}a^{16}-5z^{4}a^{16}+z^{2}a^{16}+8z^{7}a^{15}-11z^{5}a^{15}+4z^{3}a^{15}-za^{15}+11z^{8}a^{14}-16z^{6}a^{14}+7z^{4}a^{14}-z^{2}a^{14}+12z^{9}a^{13}-19z^{7}a^{13}+8z^{5}a^{13}+2z^{3}a^{13}-za^{13}+11z^{10}a^{12}-20z^{8}a^{12}+10z^{6}a^{12}+z^{4}a^{12}+8z^{11}a^{11}-13z^{9}a^{11}-4z^{7}a^{11}+16z^{5}a^{11}-8z^{3}a^{11}+2za^{11}+4z^{12}a^{10}+z^{10}a^{10}-34z^{8}a^{10}+50z^{6}a^{10}-26z^{4}a^{10}+4z^{2}a^{10}-a^{10}+z^{13}a^{9}+10z^{11}a^{9}-46z^{9}a^{9}+54z^{7}a^{9}-16z^{5}a^{9}-12z^{3}a^{9}+7za^{9}+7z^{12}a^{8}-21z^{10}a^{8}+2z^{8}a^{8}+37z^{6}a^{8}-43z^{4}a^{8}+21z^{2}a^{8}-5a^{8}+z^{13}a^{7}+6z^{11}a^{7}-42z^{9}a^{7}+67z^{7}a^{7}-38z^{5}a^{7}+z^{3}a^{7}+4za^{7}+3z^{12}a^{6}-8z^{10}a^{6}-13z^{8}a^{6}+54z^{6}a^{6}-61z^{4}a^{6}+31z^{2}a^{6}-5a^{6}+4z^{11}a^{5}-20z^{9}a^{5}+30z^{7}a^{5}-15z^{5}a^{5}+2z^{3}a^{5}-za^{5}+3z^{10}a^{4}-18z^{8}a^{4}+37z^{6}a^{4}-33z^{4}a^{4}+12z^{2}a^{4}+z^{9}a^{3}-6z^{7}a^{3}+11z^{5}a^{3}-6z^{3}a^{3}}
