%I A124103
%S A124103 1,2,42,1800,119070,10716300,1223054448,169298088960,27564503362110,
%T A124103 5162247741608100,1093309327729799180,258387397153927593552,
%U A124103 67415162325326493328560,19247023513381472754036000
%N A124103 C(2*n,n)*stirling2(2*n,n).
%p A124103 a:=n->binomial(2*n,n)*stirling2(2*n,n): seq(a(n), n=0..16);
%Y A124103 Cf. A000984, A007820.
%Y A124103 Sequence in context: A140170 A038396 A162678 this_sequence A152286 A039622 
               A130506
%Y A124103 Adjacent sequences: A124100 A124101 A124102 this_sequence A124104 A124105 
               A124106
%K A124103 easy,nonn
%O A124103 0,2
%A A124103 Zerinvary Lajos (zerinvarylajos(AT)yahoo.com), Nov 26 2006