2 a 6 z 12 + 2 a 4 z 12 + 8 a 7 z 11 + 15 a 5 z 11 + 7 a 3 z 11 + 13 a 8 z 10 + 25 a 6 z 10 + 23 a 4 z 10 + 11 a 2 z 10 + 11 a 9 z 9 + 3 a 7 z 9 − 11 a 5 z 9 + 8 a 3 z 9 + 11 a z 9 + 5 a 10 z 8 − 27 a 8 z 8 − 69 a 6 z 8 − 54 a 4 z 8 − 9 a 2 z 8 + 8 z 8 + a 11 z 7 − 28 a 9 z 7 − 45 a 7 z 7 − 32 a 5 z 7 − 35 a 3 z 7 − 15 a z 7 + 4 z 7 a − 1 − 12 a 10 z 6 + 11 a 8 z 6 + 57 a 6 z 6 + 39 a 4 z 6 − 10 a 2 z 6 + z 6 a − 2 − 14 z 6 − 2 a 11 z 5 + 21 a 9 z 5 + 45 a 7 z 5 + 42 a 5 z 5 + 31 a 3 z 5 + 3 a z 5 − 8 z 5 a − 1 + 8 a 10 z 4 − 21 a 6 z 4 − 3 a 4 z 4 + 21 a 2 z 4 − 2 z 4 a − 2 + 9 z 4 + a 11 z 3 − 6 a 9 z 3 − 17 a 7 z 3 − 16 a 5 z 3 − 6 a 3 z 3 + 5 a z 3 + 5 z 3 a − 1 − a 10 z 2 + a 8 z 2 + 2 a 6 z 2 − 7 a 4 z 2 − 12 a 2 z 2 + z 2 a − 2 − 4 z 2 + a 9 z + 2 a 7 z + 2 a 5 z − 2 a z − z a − 1 + a 6 + 2 a 4 + a 2 + 1 {\displaystyle 2a^{6}z^{12}+2a^{4}z^{12}+8a^{7}z^{11}+15a^{5}z^{11}+7a^{3}z^{11}+13a^{8}z^{10}+25a^{6}z^{10}+23a^{4}z^{10}+11a^{2}z^{10}+11a^{9}z^{9}+3a^{7}z^{9}-11a^{5}z^{9}+8a^{3}z^{9}+11az^{9}+5a^{10}z^{8}-27a^{8}z^{8}-69a^{6}z^{8}-54a^{4}z^{8}-9a^{2}z^{8}+8z^{8}+a^{11}z^{7}-28a^{9}z^{7}-45a^{7}z^{7}-32a^{5}z^{7}-35a^{3}z^{7}-15az^{7}+4z^{7}a^{-1}-12a^{10}z^{6}+11a^{8}z^{6}+57a^{6}z^{6}+39a^{4}z^{6}-10a^{2}z^{6}+z^{6}a^{-2}-14z^{6}-2a^{11}z^{5}+21a^{9}z^{5}+45a^{7}z^{5}+42a^{5}z^{5}+31a^{3}z^{5}+3az^{5}-8z^{5}a^{-1}+8a^{10}z^{4}-21a^{6}z^{4}-3a^{4}z^{4}+21a^{2}z^{4}-2z^{4}a^{-2}+9z^{4}+a^{11}z^{3}-6a^{9}z^{3}-17a^{7}z^{3}-16a^{5}z^{3}-6a^{3}z^{3}+5az^{3}+5z^{3}a^{-1}-a^{10}z^{2}+a^{8}z^{2}+2a^{6}z^{2}-7a^{4}z^{2}-12a^{2}z^{2}+z^{2}a^{-2}-4z^{2}+a^{9}z+2a^{7}z+2a^{5}z-2az-za^{-1}+a^{6}+2a^{4}+a^{2}+1}
