%I A049431
%S A049431 1,1,6,36,246,2046,19716,209616,2441916,31050396,425883816,6244077456
%N A049431 Duplicate of A049428
%Y A049431 Sequence in context: A066053 A153824 A001286 this_sequence A049428 A129063 
               A090015
%Y A049431 Adjacent sequences: A049428 A049429 A049430 this_sequence A049432 A049433 
               A049434
%K A049431 dead
%O A049431 0,3