Search: id:A052361
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%I A052361
%S A052361 0,0,2,20,104,644,4808,40214,361934,3623084,39889024,478937744,
%T A052361 6226748384,87175900720,1307664018464,20922787860974,355687393636574,
%U A052361 6402373361133596,121645097789915528,2432901997700960264
%N A052361 Number of permutations in the symmetric group S_n such that the size 
               of their conjugacy class is even.
%H A052361 Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/
               Number.html">Number</a>
%Y A052361 a(n) = n! - A088042(n).
%Y A052361 Sequence in context: A035599 A103101 A009357 this_sequence A001884 A028477 
               A073077
%Y A052361 Adjacent sequences: A052358 A052359 A052360 this_sequence A052362 A052363 
               A052364
%K A052361 nonn
%O A052361 1,3
%A A052361 Yuval Dekel (dekelyuval(AT)hotmail.com), Nov 07 2003
%E A052361 More terms from Ray Chandler (rayjchandler(AT)sbcglobal.net), Nov 10 
               2003

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