%I A110860
%S A110860 0,0,1,0,1,2,9,141
%N A110860 Number of even formally self-dual (but not self-dual) binary codes of 
               length 2n that have the highest possible minimal distance.
%D A110860 W. C. Huffman, On the classification and enumeration of self-dual codes, 
               Finite Fields Applic., 11 (2005), 451-490.
%Y A110860 Sequence in context: A162955 A064448 A110817 this_sequence A050995 A117116 
               A133468
%Y A110860 Adjacent sequences: A110857 A110858 A110859 this_sequence A110861 A110862 
               A110863
%K A110860 nonn
%O A110860 1,6
%A A110860 N. J. A. Sloane (njas(AT)research.att.com), Sep 19 2005