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%I #9 May 10 2013 12:44:31
%S 2,2,8,32,1088,6385408,3661265482403840,
%T 8439542885406321273453577886433280,
%U 319091956672498334572163381930897860393704528363200229220601489839357952
%N Number of equivalence classes of self-dual Boolean functions of n variables under action of symmetric group S_n.
%D D. E. Knuth, The Art of Computer Programming, Vol. 4A, Section 7.1.1, p. 79.
%H <a href="/index/Bo#Boolean">Index entries for sequences related to Boolean functions</a>
%Y Cf. A001531, A057133, A057134.
%K nonn
%O 1,1
%A _Vladeta Jovovic_, Aug 11 2000