A005031 - OEIS

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A005031

Number of n-dimensional space groups in largest crystal class.
(Formerly M3033)

0

1, 3, 16, 272, 11456, 1540944

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,2

REFERENCES

R. L. E. Schwarzenberger, $N$-Dimensional Crystallography. Pitman, London, 1980, p. 34.

N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).

LINKS

Table of n, a(n) for n=1..6.

Bernd Souvignier, Enantiomorphism of crystallographic groups in higher dimensions with results in dimensions up to 6, Acta Cryst. (2003). A59, 210-220.

CROSSREFS

Sequence in context: A272385 A013923 A053466 * A300960 A224440 A054939

Adjacent sequences: A005028 A005029 A005030 * A005032 A005033 A005034

KEYWORD

nonn,more

AUTHOR

N. J. A. Sloane

EXTENSIONS

a(6) (found by Souvignier) sent by Vladeta Jovovic, Jul 16 2007

STATUS

approved

NODES