Table 19 Magic formulas for the decahedron

Atoms

\(\frac {5}{6}n^{3} + \frac {5}{2}n^{2}+\frac {8}{3}n +1\)

Bonds

\(5n^{3} + \frac {15}{2}n^{2} + \frac {7}{2}n\)

cn=4

5, n≥1

cn=6

5n−3, n≥1

cn=8

10n−10, n≥1

cn=9

5n²−15n+10, n≥1

cn=12

\(\frac {5}{6}n^{3} - \frac {5}{2}n^{2} + \frac {8}{3}n -1,~n\ge 1\)