id:A055532 - OEIS Search Results

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Number of labeled order relations on n nodes in which longest chain has 3 nodes.

+0
2

6, 108, 2310, 65700, 2583126, 142259628 (list; graph; listen)

	OFFSET	`3,1`
	REFERENCES	`L. Comtet, Advanced Combinatorics, Reidel, 1974, p. 60.`
	CROSSREFS	`A column or diagonal of triangle in A008285.` `Sequence in context: A127213 A129003 A099138 this_sequence A010563 A114310 A011555` `Adjacent sequences: A055529 A055530 A055531 this_sequence A055533 A055534 A055535`
	KEYWORD	`nonn`
	AUTHOR	`njas, Jul 10 2000`

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Last modified August 19 23:53 EDT 2008. Contains 142930 sequences.