id:A086292 - OEIS Search Results

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Number of divisors of 7-smooth numbers.

+0
2

1, 2, 2, 3, 2, 4, 2, 4, 3, 4, 6, 4, 4, 5, 6, 6, 4, 8, 3, 4, 6, 8, 6, 4, 9, 8, 8, 6, 10, 3, 6, 8, 8, 12, 6, 7, 8, 12, 6, 10, 5, 12, 12, 12, 6, 9, 8, 12, 10, 16, 4, 12, 8, 8, 12, 15, 6, 12, 12, 10, 16, 6, 18, 8, 14, 9, 12, 16, 16, 12, 9, 20, 6, 6, 8, 18, 9, 16, 16, 18, 12, 18, 12, 14 (list; graph; listen)

	OFFSET	`1,2`
	COMMENT	`a(n) = A000005(A002473(n)).`
	CROSSREFS	`Cf. A086293.` `Sequence in context: A066800 A114102 A144373 this_sequence A076640 A134681 A144372` `Adjacent sequences: A086289 A086290 A086291 this_sequence A086293 A086294 A086295`
	KEYWORD	`nonn`
	AUTHOR	`Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Jul 15 2003`

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Last modified November 21 14:49 EST 2008. Contains 150807 sequences.

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