# Greetings from The On-Line Encyclopedia of Integer Sequences! http://oeis.org/ Search: id:a000871 Showing 1-1 of 1 %I A000871 M3981 N1650 #19 Apr 01 2017 00:33:45 %S A000871 5,35,2266,30564722,25624410747226866, %T A000871 78769066691994300606138801216143967, %U A000871 3829103480069980011752318836153049525544593512352968628868212239132475999 %N A000871 Number of switching networks with S(n) acting on the domain and GL(2,2) acting on the range. %D A000871 M. A. Harrison, On the number of classes of switching networks, J. Franklin Instit., 276 (1963), 313-327. %D A000871 N. J. A. Sloane, A Handbook of Integer Sequences, Academic Press, 1973 (includes this sequence). %D A000871 N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence). %H A000871 Index entries for sequences related to switching networks %K A000871 nonn %O A000871 1,1 %A A000871 _N. J. A. Sloane_ %E A000871 More terms from _Sean A. Irvine_, Jan 25 2012 # Content is available under The OEIS End-User License Agreement: http://oeis.org/LICENSE