z 24 + 23 z 22 + 231 z 20 + 1330 z 18 + 4845 z 16 + 11628 z 14 + 18564 z 12 + 19448 z 10 + 12870 z 8 + 5005 z 6 + 1001 z 4 + 78 z 2 + 1 {\displaystyle z^{24}+23z^{22}+231z^{20}+1330z^{18}+4845z^{16}+11628z^{14}+18564z^{12}+19448z^{10}+12870z^{8}+5005z^{6}+1001z^{4}+78z^{2}+1}
