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A008524 Coordination sequence for 4-dimensional lonsdaleite. 0
1, 20, 53, 116, 213, 360, 561, 832, 1171, 1600 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

REFERENCES

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

LINKS

Table of n, a(n) for n=0..9.

CROSSREFS

Sequence in context: A209982 A205220 A188250 * A059677 A108108 A123456

Adjacent sequences:  A008521 A008522 A008523 * A008525 A008526 A008527

KEYWORD

nonn

AUTHOR

N. J. A. Sloane.

STATUS

approved

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Last modified November 23 20:23 EST 2017. Contains 295141 sequences.