%I A052398
%S A052398 1,2,6,24,120,719,5003,39429,344837,3291590,33835114,370531683
%N A052398 Duplicate of A047890.
%Y A052398 Sequence in context: A068200 A121987 A164872 this_sequence A047890 A071088 
               A122417
%Y A052398 Adjacent sequences: A052395 A052396 A052397 this_sequence A052399 A052400 
               A052401
%K A052398 dead
%O A052398 0,2