A058733 - OEIS

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A058733

Number of nonisomorphic simple matroids of rank 4 on n labeled points.

1, 3, 11, 49, 617 (list; graph; refs; listen; history; internal format)

	OFFSET	`4,2`
	LINKS	`W. M. B. Dukes, Tables of matroids` `W. M. B. Dukes, Counting and Probability in Matroid Theory, Ph.D. Thesis, Trinity College, Dublin, 2000.` `Index entries for sequences related to matroids`
	CROSSREFS	`A diagonal of A058730.` `Sequence in context: A001339 A012316 A193319 * A203163 A024333 A024334` `Adjacent sequences: A058730 A058731 A058732 * A058734 A058735 A058736`
	KEYWORD	`nonn,nice`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com), Dec 31 2000`

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Last modified February 15 15:20 EST 2012. Contains 205823 sequences.