%I #24 Apr 08 2020 17:17:50
%S 1,1,1,30,750
%N Number of labeled single-linkage dendrograms.
%H O. Frank and K. Svensson, <a href="http://dx.doi.org/10.1080/00949658108810439">On probability distributions of single-linkage dendrograms</a>, Journal of Statistical Computation and Simulation, 12 (1981), 121-131. (<a href="/A006472/a006472_1.pdf">Annotated scanned copy</a>)
%H C. L. Mallows, <a href="/A006472/a006472.pdf">Note to N. J. A. Sloane circa 1979</a>.
%K nonn,more
%O 1,4
%A _N. J. A. Sloane_, Jun 27 2015, following a suggestion by _Colin Mallows_ from 1981