%I A036590
%S A036590 1,1,1,2,3,6,11,23,45,90,171,325,598,1097,1972,3531,6225,10915,
%T A036590 18898,32507,55302,93410,156208,259250,426227,695235,1123742,1801614,
%U A036590 2862591,4510432,7043455,10904830,16731444,25446285,38349306,57278489
%N A036590 Number of binary rooted trees with n nodes and height at most 7.
%H A036590 E. M. Rains and N. J. A. Sloane, <a href="http://www.cs.uwaterloo.ca/
               journals/JIS/index.html">On Cayley's Enumeration of Alkanes (or 4-Valent 
               Trees).</a>, J. Integer Sequences, Vol. 2 (1999), Article 99.1.1.
%H A036590 <a href="Sindx_Ro.html#rooted">Index entries for sequences related to 
               rooted trees</a>
%Y A036590 Sequence in context: A036653 A123769 A093304 this_sequence A036591 A036592 
               A001190
%Y A036590 Adjacent sequences: A036587 A036588 A036589 this_sequence A036591 A036592 
               A036593
%K A036590 nonn,fini
%O A036590 0,4
%A A036590 N. J. A. Sloane (njas(AT)research.att.com).