%I A075533
%S A075533 1,2,0,12,0,0,840,0,0,50400,831600,0,0,302702400,1135134000,
%T A075533 14529715200,0,2315673360000,15545887156800,140792940288000,
%U A075533 443497761907200,28006062372288000,623360743125120000
%N A075533 Number of labeled rooted trees where each node at height h has 0 or h+1 
               children.
%H A075533 <a href="Sindx_Ro.html#rooted">Index entries for sequences related to 
               rooted trees</a>
%Y A075533 Cf. A075532, A075534.
%Y A075533 Sequence in context: A138542 A057862 A102869 this_sequence A053814 A095238 
               A167345
%Y A075533 Adjacent sequences: A075530 A075531 A075532 this_sequence A075534 A075535 
               A075536
%K A075533 nonn
%O A075533 1,2
%A A075533 Christian G. Bower (bowerc(AT)usa.net), Sep 19 2002