A060019 - OEIS

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A060019

Floor(2*sqrt(p(n)-2)) where p(n) = n-th prime.

0, 2, 3, 4, 6, 6, 7, 8, 9, 10, 10, 11, 12, 12, 13, 14, 15, 15, 16, 16, 16, 17, 18, 18, 19, 19, 20, 20, 20, 21, 22, 22, 23, 23, 24, 24, 24, 25, 25, 26, 26, 26, 27, 27, 27, 28, 28, 29, 30, 30, 30, 30, 30, 31, 31, 32, 32, 32, 33, 33, 33, 34, 34, 35, 35, 35 (list; graph; refs; listen; history; internal format)

	OFFSET	`2,2`
	REFERENCES	`J. R. Griggs, Spanning subset sums for finite Abelian groups, Discrete Math., 229 (2001), 89-99.`
	CROSSREFS	`Cf. A060018.` `Sequence in context: A175502 A075527 A154257 * A093451 A106006 A050460` `Adjacent sequences: A060016 A060017 A060018 * A060020 A060021 A060022`
	KEYWORD	`nonn`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com), Mar 17 2001`

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Last modified February 16 11:20 EST 2012. Contains 205907 sequences.