%I A135904
%S A135904 1,2,8,47,356,3252,34448,412546,5488222,80066096,1268400628,21651578958,
%T A135904 395749634342,7705289481276,159106051976460,3471184678351602,
%U A135904 79751883928130922,1924103020594546192,48622055377338993264
%N A135904 Column 1 of triangle A135902.
%Y A135904 Cf. A135902; A135903, A135905.
%Y A135904 Sequence in context: A099765 A096656 A102009 this_sequence A145846 A009566 
               A003275
%Y A135904 Adjacent sequences: A135901 A135902 A135903 this_sequence A135905 A135906 
               A135907
%K A135904 nonn
%O A135904 0,2
%A A135904 Paul D. Hanna (pauldhanna(AT)juno.com), Dec 18 2007