A006379 Number of noncyclic (finite) simple groups with n conjugacy classes. (Formerly M2241)

0, 0, 0, 0, 1, 1, 1, 1, 3, 2, 2, 3, 0, 4, 3, 1, 2, 2, 0, 1, 2

Offset

1,9

References

C. A. Landauer, Simple Groups with 9, 10 and 11 Conjugate Classes. Ph.D. Dissertation, California Inst. Tech., Pasadena, 1973.

N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).

Links

Table of n, a(n) for n=1..21.

C. A. Landauer, Simple Groups with 9, 10 and 11 Conjugate Classes, Ph.D. Dissertation, California Inst. Tech., Pasadena, 1973. (Annotated scanned copy)

D. Wales & N. J. A. Sloane, Correspondence, 1991

Index entries for sequences related to groups

Crossrefs

Cf. A003061, A073043, A002319.

Sequence in context: A097721 A073756 A328829 * A217956 A105198 A133882

Adjacent sequences: A006376 A006377 A006378 * A006380 A006381 A006382

Keyword

nonn,nice,more

Author

N. J. A. Sloane

Extensions

Apparently further terms have been computed by John Poland and (?) Komissarchik.

Status

approved