%I M5331 N2319 #22 Dec 19 2021 10:57:13
%S 64,960,135040,14333211520,7923543700147758911104,
%T 311384101966962110823277061581833720077525851776
%N Number of switching networks under action of GL_n(Z_2).
%C See Harrison reference for precise definition.
%C Next term has 102 digits. - _Sean A. Irvine_, Jan 19 2012
%D M. A. Harrison, On the number of classes of switching networks, J. Franklin Instit., 276 (1963), 313-327.
%D N. J. A. Sloane, A Handbook of Integer Sequences, Academic Press, 1973 (includes this sequence).
%D N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).
%H <a href="/index/Sw#switching">Index entries for sequences related to switching networks</a>
%K nonn
%O 1,1
%A _N. J. A. Sloane_
%E More terms from _Sean A. Irvine_, Jan 18 2012