%I
%S 1,3,9,30,120,579,3282,21375
%N Forests of labelincreasing tree (see Riordan 1978 or 1979 for precise definition).
%D J. Riordan, Forests of labelincreasing trees, J. Graph Theory, 3 (1979), 127133.
%H J. Riordan, <a href="/A297196/a297196.pdf">Forests of labelincreasing trees</a>, annotated scanned copy of 1978 prepublication version.
%Y Cf. A297196, A297197, A297200, A297201, A297202, A297203, A297204.
%K nonn,more
%O 0,2
%A _N. J. A. Sloane_, Jan 10 2018
