id:A084360 - OEIS Search Results

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Number of partitions of n into pair of parts whose difference is a prime.

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0, 0, 0, 1, 1, 1, 2, 1, 3, 1, 3, 1, 4, 1, 5, 1, 5, 1, 6, 1, 7, 1, 7, 1, 8, 1, 8, 1, 8, 1, 9, 1, 10, 1, 10, 1, 10, 1, 11, 1, 11, 1, 12, 1, 13, 1, 13, 1, 14, 1, 14, 1, 14, 1, 15, 1, 15, 1, 15, 1, 16, 1, 17, 1, 17, 1, 17, 1, 18, 1, 18, 1, 19, 1, 20, 1, 20, 1, 20, 1, 21, 1, 21, 1, 22, 1, 22, 1, 22, 1 (list; graph; listen)

	OFFSET	`1,7`
	COMMENT	`Order of set A = { (p,q): p+q = n, q>=p and q-p is a prime}.`
	EXAMPLE	`a(7) = 2 and the partitions are (1,6) and (2,5).`
	CROSSREFS	`Sequence in context: A073407 A049994 A135732 this_sequence A082460 A029227 A029214` `Adjacent sequences: A084357 A084358 A084359 this_sequence A084361 A084362 A084363`
	KEYWORD	`nonn`
	AUTHOR	`Amarnath Murthy (amarnath_murthy(AT)yahoo.com), May 27 2003`
	EXTENSIONS	`More terms from Michel ten Voorde (seqfan(AT)tenvoorde.org) Jun 20 2003`

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Last modified December 20 00:58 EST 2009. Contains 171054 sequences.

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