%I A028551
%S A028551 1,0,0,4646,93380,1059794,8621895
%N A028551 Character of extremal vertex operator algebra of rank 23.
%D A028551 G. Hoehn, Selbstduale Vertexoperatorsuperalgebren und das Babymonster, 
               Bonner Mathematische Schriften, Vol. 286 (1996), 1-85.
%H A028551 G. Hoehn (gerald(AT)math.ksu.edu), Selbstduale Vertexoperatorsuperalgebren 
               und das Babymonster, Doctoral Dissertation, Univ. Bonn, Jul 15 1995 
               (<a href="http://www.math.ksu.edu/~gerald/papers/dr.pdf">pdf</a>, 
               <a href="http://www.math.ksu.edu/~gerald/papers/dr.ps.gz">ps</a>).
%Y A028551 Sequence in context: A031656 A031566 A068268 this_sequence A122713 A118815 
               A069646
%Y A028551 Adjacent sequences: A028548 A028549 A028550 this_sequence A028552 A028553 
               A028554
%K A028551 nonn,easy,more
%O A028551 0,4
%A A028551 N. J. A. Sloane (njas(AT)research.att.com).