A008524 Coordination sequence for 4-dimensional lonsdaleite (or wurtzite).

1, 5, 20, 53, 116, 213, 360, 561, 832, 1171, 1600

Offset: 0

Author

N. J. A. Sloane

Keywords

• nonn
• more

References

• M. O'Keeffe, N-dimensional diamond, sodalite and rare sphere packings, Acta Cryst., A 47 (1991), 749-753.

Links

• M. O'Keeffe, N-dimensional diamond, sodalite and rare sphere packings, Acta Cryst., A 47 (1991), 749-753.

Crossrefs

For 3-D see A008264. Cf. A008525 etc.

Extensions

Missing a(1)=5 inserted by Sean A. Irvine, Oct 17 2020