%I A002086 M0939 N0353
%S A002086 1,1,2,4,4,6,16,16,30,88,94,208,472,586,1096,3280,5472,7286,21856,26216,
               49940,
%T A002086 175104,182362,399480,1048576,1290556,3355456,7456600,9256396,17895736,
               59660288
%N A002086 Related to the enumeration of symmetric tournaments.
%D A002086 B. Alspach, On point-symmetric tournaments, Canad. Math. Bull., 13 (1970), 
               317-323.
%D A002086 N. J. A. Sloane, A Handbook of Integer Sequences, Academic Press, 1973 
               (includes this sequence).
%D A002086 N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, 
               Academic Press, 1995 (includes this sequence).
%Y A002086 Sequence in context: A008133 A022471 A081238 this_sequence A039830 A159788 
               A096612
%Y A002086 Adjacent sequences: A002083 A002084 A002085 this_sequence A002087 A002088 
               A002089
%K A002086 nonn
%O A002086 1,3
%A A002086 N. J. A. Sloane (njas(AT)research.att.com).
%E A002086 More terms from Roderick J. Fletcher, Oct 15 1996 (yylee(AT)mail.ncku.edu.tw)