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A028496
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Erroneous version of A152455.
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1
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1, 2, 2, 4, 2, 6, 4, 6, 4, 12, 4, 12
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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2,2
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COMMENTS
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Original title: Lowest dimension in which rotational symmetry of order n is possible for an infinite regular set of points.
The value a(11)=12 in Goodman and O'Rourke is incorrect. - Sean A. Irvine, Feb 02 2020
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REFERENCES
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J. E. Goodman and J. O'Rourke, editors, Handbook of Discrete and Computational Geometry, CRC Press, 1997, p. 935.
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LINKS
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CROSSREFS
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KEYWORD
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dead
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AUTHOR
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STATUS
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approved
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