Search: id:A036656
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%I A036656
%S A036656 0,0,1,1,2,3,6,11,23,46,98,207,451,983,2179,4850,10905,24631,56011,
%T A036656 127912,293547,676157,1563372,3626149,8436379,19680277,46026618,
%U A036656 107890609,253450711,596572387,1406818759,3323236238,7862958391
%N A036656 Number of n-node rooted unlabeled trees with out-degree <=2 and exactly 
               1 edge at the root.
%H A036656 <a href="Sindx_Ro.html#rooted">Index entries for sequences related to 
               rooted trees</a>
%p A036656 G036656 := G001190-x; A036656 := n->coeff(G036656,x,n);
%Y A036656 Except for initial terms, same as A001190.
%Y A036656 Sequence in context: A036591 A036592 A001190 this_sequence A090344 A130131 
               A123465
%Y A036656 Adjacent sequences: A036653 A036654 A036655 this_sequence A036657 A036658 
               A036659
%K A036656 nonn
%O A036656 0,5
%A A036656 N. J. A. Sloane (njas(AT)research.att.com).

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