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A135907 Independence number of commuting graph of alternating group A_n. 1
0, 0, 0, 1, 2, 3, 7, 34, 190 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,5

COMMENTS

The graph is empty for n = 0, 1 and 2, so a(n) = 0 by convention (or should it be 1?).

REFERENCES

A. Iranmanesh and A. Jafarzadeh, On the commuting graph associated with the symmetric and alternating groups, J. Algebra and Applic., 7 (2008), 129-146.

LINKS

Table of n, a(n) for n=0..8.

CROSSREFS

Sequence in context: A032148 A101484 A004026 * A027624 A165744 A330554

Adjacent sequences:  A135904 A135905 A135906 * A135908 A135909 A135910

KEYWORD

nonn

AUTHOR

N. J. A. Sloane, Mar 07 2008

STATUS

approved

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Last modified January 22 16:30 EST 2022. Contains 350484 sequences. (Running on oeis4.)