%I #5 Aug 21 2014 11:38:32
%S 3,50,825,14794,294987,6547946,160994565,4355845868,128831993037,
%T 4139915120692,143730813561387,5364402750234722,214267821055280535,
%U 9122448969654942398,412494871628188325985,19745497885965416922364,997667658771538572210069
%N Number of endofunctions on [n] with cycles of two distinct lengths.
%H Alois P. Heinz, <a href="/A246283/b246283.txt">Table of n, a(n) for n = 3..200</a>
%Y Column k=2 of A242027.
%K nonn
%O 3,1
%A _Alois P. Heinz_, Aug 21 2014
|