%I M3560 N1442 #22 Apr 01 2017 04:00:12
%S 4,19,632,19245637,5158701627878530987,
%T 101362012359740449534162019620212891642247346
%N Number of n-input 3-output switching networks under action of AG(n,2) and complementing group C(2,3) on inputs and outputs
%C Next term has 98 digits. - _Sean A. Irvine_, Jan 20 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 19 2012