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A059105
Number of n-dimensional torsion-free crystallographic groups with trivial center.
1
0, 0, 1, 4, 101, 5004
OFFSET
1,4
LINKS
W. Plesken and T. Schulz, CARAT Homepage
W. Plesken and T. Schulz, CARAT Homepage [Cached copy in pdf format (without subsidiary pages), with permission]
W. Plesken and T. Schulz, Introduction to CARAT [Cached copy in pdf format (without subsidiary pages), with permission]
CROSSREFS
KEYWORD
nonn,hard,nice,more
AUTHOR
Tilman Schulz (tilman(AT)momo.math.rwth-aachen.de), Feb 13 2001
STATUS
approved