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.

Numbers so far appear to equal A053290(n)/2. - R. Stephan, Mar 30 2004

Adjacent sequences: A003784 A003785 A003786 this_sequence A003788 A003789 A003790

Sequence in context: A007241 A106207 A100089 this_sequence A002555 A002198 A088616

nonn,easy

njas