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A094654 Number of unlabeled 10-gonal 2-trees with n 10-gons. 2

%I #6 Feb 02 2021 19:47:48

%S 1,1,1,6,39,482,7053,117399,2070289,38097139,723169329,14074851642,

%T 279609377638,5651139037570,115901006038377,2407291353219949,

%U 50553753543016719,1071971262516091572,22926544048209731554,494103705426160765546,10722146465907412669810

%N Number of unlabeled 10-gonal 2-trees with n 10-gons.

%H Andrew Howroyd, <a href="/A094654/b094654.txt">Table of n, a(n) for n = 0..200</a>

%H G. Labelle, C. Lamathe and P. Leroux, <a href="http://arXiv.org/abs/math.CO/0312424">Labeled and unlabeled enumeration of k-gonal 2-trees</a>, arXiv:math/0312424 [math.CO], Dec 23 2003.

%Y Column k=10 of A340811.

%Y Cf. A054581.

%K nonn

%O 0,4

%A _Vladeta Jovovic_, Jun 06 2004

%E Terms a(19) and beyond from _Andrew Howroyd_, Feb 02 2021

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Last modified April 25 16:45 EDT 2024. Contains 371989 sequences. (Running on oeis4.)