1,1

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: A003534 A036520 A134909 this_sequence A089895 A116213 A136544

Adjacent sequences: A003828 A003829 A003830 this_sequence A003832 A003833 A003834

nonn,easy

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