2,1

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: A095430 A053852 A003804 this_sequence A086439 A086440 A121111

Adjacent sequences: A003808 A003809 A003810 this_sequence A003812 A003813 A003814

nonn,easy

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

Beginning same as A003804.