A079570 - OEIS

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A079570

Number of unlabeled, connected graphs on n vertices which have no induced subgraph isomorphic to an R-graph.

1, 1, 2, 6, 20, 95, 541, 4102, 37362 (list; graph; refs; listen; history; internal format)

	OFFSET	`1,3`
	COMMENTS	`The R-graph has 6 vertices. 4 vertices form a cycle and both the other two vertices are adjacent to a single one of those 4.`
	CROSSREFS	`Sequence in context: A079575 A078564 A079576 * A131842 A020095 A026991` `Adjacent sequences: A079567 A079568 A079569 * A079571 A079572 A079573`
	KEYWORD	`more,nonn`
	AUTHOR	`Jim Nastos (nastos(AT)gmail.com), Jan 24 2003`

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Last modified February 16 06:46 EST 2012. Contains 205867 sequences.