id:A011980 - OEIS Search Results

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Covering numbers C(n,5,3) (next term is <= 29).

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1, 4, 5, 8, 12, 17, 20 (list; graph; listen)

	OFFSET	`5,2`
	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: A130814 A047609 A027975 this_sequence A061765 A133940 A030978` `Adjacent sequences: A011977 A011978 A011979 this_sequence A011981 A011982 A011983`
	KEYWORD	`nonn,hard`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com).`

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Last modified November 29 12:46 EST 2009. Contains 167659 sequences.