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A115200 The only alternating groups A_n which are ambivalent (see definition below). 1
0, 1, 2, 5, 6, 10, 14 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,3

COMMENTS

Ambivalent means that each element of the group A_n is a conjugate of its inverse element.

The only alternating groups A_n with real character table.

REFERENCES

G. James and A. Kerber, The Representation Theory of the Symmetric Group, Encyclopedia of Maths. and its Appls., Vol. 16, Addison-Wesley, 1981, Reading, MA, U.S.A., p. 12, 1.2.12 and p. 14, 1.2.16.

LINKS

Table of n, a(n) for n=1..7.

CROSSREFS

Sequence in context: A255055 A007674 A086719 * A075823 A191748 A102212

Adjacent sequences:  A115197 A115198 A115199 * A115201 A115202 A115203

KEYWORD

nonn,fini,full

AUTHOR

Wolfdieter Lang, Feb 23 2006

STATUS

approved

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Last modified June 19 19:03 EDT 2019. Contains 324222 sequences. (Running on oeis4.)