0,2

J. H. Conway, R. T. Curtis, S. P. Norton, R. A. Parker and R. A. Wilson, ATLAS of Finite Groups. Oxford Univ. Press, 1985, p. xvi.

H. S. M. Coxeter and W. O. J. Moser, Generators and Relations for Discrete Groups, 4th ed., Springer-Verlag, NY, reprinted 1984, p. 131.

Sequence in context: A033514 A086778 A159436 this_sequence A013863 A126843 A099648

Adjacent sequences: A003834 A003835 A003836 this_sequence A003838 A003839 A003840

nonn,easy

N. J. A. Sloane (njas(AT)research.att.com).