cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A028496 Erroneous version of A152455.

Original entry on oeis.org

1, 2, 2, 4, 2, 6, 4, 6, 4, 12, 4, 12
Offset: 2

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Author

N. J. A. Sloane

Keywords

Comments

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

References

  • J. E. Goodman and J. O'Rourke, editors, Handbook of Discrete and Computational Geometry, CRC Press, 1997, p. 935.

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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