id:A072473 - OEIS Search Results

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a(n) = p(2n) - p(n), where p(k) is the k-th prime.

+0
4

1, 4, 8, 12, 18, 24, 26, 34, 38, 42, 48, 52, 60, 64, 66, 78, 80, 90, 96, 102, 108, 114, 116, 134, 132, 138, 148, 156, 162, 168, 166, 180, 180, 198, 200, 208, 216, 220, 230, 236, 242, 252, 252, 264, 266, 280, 280, 280, 294, 312, 324, 330, 336, 342, 344, 350, 350 (list; graph; listen)

	OFFSET	`1,2`
	MATHEMATICA	`Table[ Prime[2n] - Prime[n], {n, 1, 60}]`
	CROSSREFS	`Cf. A072715.` `Adjacent sequences: A072470 A072471 A072472 this_sequence A072474 A072475 A072476` `Sequence in context: A092753 A079774 A045672 this_sequence A072715 A049621 A072511`
	KEYWORD	`nonn`
	AUTHOR	`Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Jun 20 2002`
	EXTENSIONS	`Edited by Robert G. Wilson v (rgwv(AT)rgwv.com) and Jim Nastos (nastos(AT)gmail.com), Jun 21 2002`

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Last modified October 7 14:39 EDT 2008. Contains 144666 sequences.

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