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A003428 Number of trees by stability index.
(Formerly M0738)
1

%I M0738 #17 Oct 21 2023 18:32:47

%S 0,0,0,0,0,0,2,3,5,12,22,47,94,201,417,907,1948,4289,9440,21063,47124,

%T 106377,240980,549272,1256609,2888057,6660347,15416623,35794121,

%U 83362301

%N Number of trees by stability index.

%D D. D. Grant, The stability index of graphs, pp. 29-52 of Combinatorial Mathematics (Proceedings 2nd Australian Conf.), Lect. Notes Math. 403, 1974.

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

%H D. D. Grant, <a href="http://dx.doi.org/10.1007/BFb0057373">The stability index of graphs</a>, pp. 29-52 of Combinatorial Mathematics (Proceedings 2nd Australian Conf.), Lect. Notes Math. 403, 1974. Gives first 45 terms.

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

%K nonn,more

%O 1,7

%A _N. J. A. Sloane_

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Last modified May 20 16:51 EDT 2024. Contains 372719 sequences. (Running on oeis4.)