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A287892 Unrooted unlabeled 4-cactus graphs on 3n+1 nodes. 0

%I

%S 0,1,1,3,7,25,88,366,1583,7336,34982,172384

%N Unrooted unlabeled 4-cactus graphs on 3n+1 nodes.

%H Maryam Bahrani and Jérémie Lumbroso, <a href="http://arxiv.org/abs/1608.01465">Enumerations, Forbidden Subgraph Characterizations, and the Split-Decomposition</a>, arXiv:1608.01465 [math.CO], 2016.

%K nonn,more

%O 0,4

%A _N. J. A. Sloane_, Jun 21 2017

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Last modified April 18 16:56 EDT 2019. Contains 322229 sequences. (Running on oeis4.)