Search: id:A000393
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%I A000393 M4170 N1736
%S A000393 0,0,0,0,0,0,1,6,26,94,308,941,2744,7722,21166,56809,149971,390517,1005491,
%T A000393 2564164,6485901,16289602,40659669,100934017,249343899,613286048,
%U A000393 1502515487,3667953650,8925161513,21652815724,52387028291
%N A000393 Number of n-node rooted trees of height 6.
%D A000393 N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, 
               Academic Press, 1995 (includes this sequence).
%D A000393 N. J. A. Sloane, A Handbook of Integer Sequences, Academic Press, 1973 
               (includes this sequence).
%D A000393 J. Riordan, Enumeration of trees by height and diameter, IBM J. Res. 
               Dev. 4 (1960), 473-478.
%H A000393 N. J. A. Sloane, <a href="b000393.txt">Table of n, a(n) for n=1..200</
               a>
%H A000393 <a href="Sindx_Ro.html#rooted">Index entries for sequences related to 
               rooted trees</a>
%H A000393 <a href="Sindx_Tra.html#trees">Index entries for sequences related to 
               trees</a>
%F A000393 A034823-A001385. (Christian G. Bower (bowerc(AT)usa.net)).
%p A000393 For Maple program see link in A000235.
%Y A000393 Sequence in context: A036631 A036638 A036645 this_sequence A106392 A143132 
               A055589
%Y A000393 Adjacent sequences: A000390 A000391 A000392 this_sequence A000394 A000395 
               A000396
%K A000393 nonn
%O A000393 1,8
%A A000393 N. J. A. Sloane (njas(AT)research.att.com).

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