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A059104 Bieberbach groups in dimension n: torsion-free crystallographic groups. 1
1, 2, 10, 74, 1060, 38746 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

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

W. Plesken and T. Schulz, The CARAT Homepage

CROSSREFS

Cf. A004027, A004028, A004029, A059105.

Sequence in context: A086352 A005365 A191812 * A094071 A136222 A184356

Adjacent sequences:  A059101 A059102 A059103 * A059105 A059106 A059107

KEYWORD

nonn,hard,nice

AUTHOR

Tilman Schulz (tilman(AT)momo.math.rwth-aachen.de), Feb 13 2001

STATUS

approved

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Last modified May 24 20:57 EDT 2013. Contains 225631 sequences.