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: A112406 A115475 A007350 this_sequence A030463 A086509 A068161

Adjacent sequences: A003836 A003837 A003838 this_sequence A003840 A003841 A003842

nonn,easy

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