Data:7 1/Kauffman Polynomial

$a^{13}z+a^{12}z^{2}+a^{11}z^{3}-a^{11}z+a^{10}z^{4}-2a^{10}z^{2}+a^{9}z^{5}-3a^{9}z^{3}+a^{9}z+a^{8}z^{6}-5a^{8}z^{4}+7a^{8}z^{2}-3a^{8}+a^{7}z^{5}-4a^{7}z^{3}+3a^{7}z+a^{6}z^{6}-6a^{6}z^{4}+10a^{6}z^{2}-4a^{6}$