id:A073619 - OEIS Search Results

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a(1) = 0; a(n) = smallest composite number which is a sum of n distinct primes.

+0
3

0, 8, 10, 21, 28, 45, 58, 77, 100, 129, 160, 201, 238, 285, 328, 381, 440, 501, 568, 639, 712, 791, 874, 963, 1060, 1161, 1264, 1371, 1480, 1593, 1720, 1851, 1988, 2127, 2276, 2427, 2584, 2747, 2914, 3087, 3266, 3447, 3638, 3831, 4028, 4227, 4438, 4661, 4888 (list; graph; listen)

	OFFSET	`1,2`
	EXAMPLE	`a(4) = 21 as 21 = 2+3+5+11 is the smallest composite number expressible as sum of four distinct primes.`
	CROSSREFS	`Cf. A068873, A073620, A073621.` `Sequence in context: A022322 A070974 A114621 this_sequence A032488 A102844 A097543` `Adjacent sequences: A073616 A073617 A073618 this_sequence A073620 A073621 A073622`
	KEYWORD	`nonn`
	AUTHOR	`Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Aug 07 2002`
	EXTENSIONS	`More terms from Sascha Kurz (sascha.kurz(AT)uni-bayreuth.de), Feb 03 2003`

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Last modified July 25 07:41 EDT 2008. Contains 142293 sequences.

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