Search: id:A000887
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%I A000887 M2054 N0813
%S A000887 2,12,2828,8747130342
%N A000887 Number of switching networks (see Harrison reference for precise definition).
%D A000887 N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, 
               Academic Press, 1995 (includes this sequence).
%D A000887 N. J. A. Sloane, A Handbook of Integer Sequences, Academic Press, 1973 
               (includes this sequence).
%D A000887 M. A. Harrison, On the number of classes of switching networks, J. Franklin 
               Instit., 276 (1963), 313-327.
%H A000887 <a href="Sindx_Sw.html#switching">Index entries for sequences related 
               to switching networks</a>
%Y A000887 Sequence in context: A125295 A050649 A003042 this_sequence A118542 A007155 
               A074200
%Y A000887 Adjacent sequences: A000884 A000885 A000886 this_sequence A000888 A000889 
               A000890
%K A000887 nonn
%O A000887 1,1
%A A000887 N. J. A. Sloane (njas(AT)research.att.com).

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