%I #3 Mar 30 2012 16:47:42
%S 1,1,4,32,268,2574,26004,274752,2990412,33321801,378155340,4355839608,
%T 50792907100,598432565856,7112882558060,85186232560504,
%U 1026982086302284,12453151958594288,151785836438975264,1858565360218893144,22851521570687098564
%N G.f. satisfies A(x) = 1 + x*cycle_index(G,A(x)) where G = cyclic group of order 2 generated by (1,2)(3,4)(5,6)(7,8).
%Y Cf. A036717-A036724.
%K nonn
%O 0,3
%A _N. J. A. Sloane_.
|