A028923 Kissing number of n-dimensional lattice Kappa_n.

0, 2, 6, 12, 24, 40, 72, 92, 132, 180, 276, 432, 756, 918, 1232, 1746, 3290, 4266

Offset: 0

Author

N. J. A. Sloane

Keywords

• nonn
• nice

References

• J. H. Conway and N. J. A. Sloane, "Sphere Packings, Lattices and Groups", Springer-Verlag, p. 161.

Links

• G. Nebe and N. J. A. Sloane, Table of highest kissing numbers known

Crossrefs

Cf. A001116, A002336, A257479.

Formula

a(n) >= A001116(n). - Charles R Greathouse IV, Mar 25 2022