id:A128515 - OEIS Search Results

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Partitions of n into primes that are not factors of n.

+0
2

0, 0, 0, 0, 1, 0, 2, 1, 2, 1, 5, 1, 8, 2, 3, 4, 16, 2, 22, 4, 7, 7, 39, 4, 26, 11, 21, 10, 86, 3, 110, 26, 30, 28, 40, 11, 218, 41, 55, 23, 335, 8, 412, 55, 49, 91, 613, 29, 372, 51, 176, 115, 1082, 44, 295, 104, 297, 255, 1849, 22, 2197, 352, 250, 439, 688, 57, 3629, 437 (list; graph; listen)

	OFFSET	`1,7`
	COMMENT	`a(A000040(n)) = A000607(A000040(n)) - 1.`
	LINKS	`Eric Weisstein's World of Mathematics, Prime Partition.`
	EXAMPLE	`a(9) = #{2+2+5, 2+7} = 2;` `a(10) = #{3+7} = 1;` `a(11) = #{2+2+2+2+3, 2+2+2+5, 2+2+7, 3+3+3+2, 3+3+5} = 5.`
	CROSSREFS	`Sequence in context: A076198 A032021 A159829 this_sequence A119569 A066083 A128644` `Adjacent sequences: A128512 A128513 A128514 this_sequence A128516 A128517 A128518`
	KEYWORD	`nonn`
	AUTHOR	`Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Mar 06 2007`

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Last modified March 14 16:07 EDT 2010. Contains 173425 sequences.

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