%I M3512 #18 Jan 27 2014 08:54:42

%S 1,-1,1,-1,0,4,-16,46,-111,228,-379,389,393,-3810,14169,-39735,91861,

%T -172623,225378,10246,-1347935,5843671,-17779693,43942706,-89033228,

%U 133666868,-64088688,-508956437,2636138606,-8664888857,22760994036,-49429259575

%N Reversion of g.f. (beginning with constant term) for number of trees with n nodes.

%D N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).

%H <a href="/index/Res#revert">Index entries for reversions of series</a>

%H <a href="/index/Tra#trees">Index entries for sequences related to trees</a>

%Y Cf. A000055, A037247.

%K sign,easy

%O 1,6

%A _N. J. A. Sloane_, _Mira Bernstein_

%E Signs corrected Dec 24 2001