A003509 - OEIS

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A003509

A problem in (0,1)-matrices.
(Formerly M0833)

2, 3, 7, 13, 21, 31 (list; graph; refs; listen; history; internal format)

	OFFSET	`2,1`
	REFERENCES	`N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).` `Problem E2429, Amer. Math. Monthly, 81 (1974), 1112-1113.`
	LINKS	`Index entries for sequences related to binary matrices`
	CROSSREFS	`Sequence in context: A070754 A049887 A048216 * A133370 A144104 A088175` `Adjacent sequences: A003506 A003507 A003508 * A003510 A003511 A003512`
	KEYWORD	`nonn`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com).`

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Last modified February 16 13:45 EST 2012. Contains 205917 sequences.