A011976 - OEIS

This site is supported by donations to The OEIS Foundation.

A011976

Covering numbers C(n,4,2).

1, 3, 3, 5, 6, 8, 9, 11, 12, 13, 18, 19, 20, 26, 27, 31, 35 (list; graph; refs; listen; history; internal format)

	OFFSET	`4,2`
	REFERENCES	`CRC Handbook of Combinatorial Designs, 1996, p. 262.`
	LINKS	`D. Gordon, La Jolla Repository of Coverings` `Index entries for covering numbers`
	CROSSREFS	`Sequence in context: A152772 A089175 A138373 * A060022 A187679 A048274` `Adjacent sequences: A011973 A011974 A011975 * A011977 A011978 A011979`
	KEYWORD	`nonn`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com).`

Content is available under The OEIS End-User License Agreement .

Last modified February 14 20:38 EST 2012. Contains 205663 sequences.