A011978 - OEIS

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A011978

Covering numbers C(n,6,2) (next term is <= 15).

1, 3, 3, 3, 4, 6, 6, 7, 7, 10, 10, 12, 12 (list; graph; refs; listen; history; internal format)

	OFFSET	`6,2`
	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: A022878 A022877 A151554 * A167025 A091849 A035567` `Adjacent sequences: A011975 A011976 A011977 * A011979 A011980 A011981`
	KEYWORD	`nonn,hard`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com).`

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Last modified February 15 13:49 EST 2012. Contains 205810 sequences.