Search: id:A032028
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%I A032028
%S A032028 1,1,1,2,4,9,23,62,167,461,1309,3784,11018,32431,96294,288246,
%T A032028 868107,2629499,8005166,24482202,75177313,231697259,716488213,
%U A032028 2222381516,6912569477,21556270329,67380727837,211080434346
%N A032028 Number of rooted planar trees (n+1 nodes) where any 2 subtrees extending 
               from same node are different.
%H A032028 C. G. Bower, <a href="transforms2.html">Transforms (2)</a>
%H A032028 <a href="Sindx_Ro.html#rooted">Index entries for sequences related to 
               rooted trees</a>
%F A032028 "CGK" (necklace, elements, unlabeled) transform of A032027 (shifted right 
               one place).
%Y A032028 Sequence in context: A027071 A027133 A032010 this_sequence A127384 A058585 
               A001573
%Y A032028 Adjacent sequences: A032025 A032026 A032027 this_sequence A032029 A032030 
               A032031
%K A032028 nonn
%O A032028 1,4
%A A032028 Christian G. Bower (bowerc(AT)usa.net)

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