id:A079535 - OEIS Search Results

Search: id:A079535

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phi(n)*d(n) - n.

+0
2

0, 0, 1, 2, 3, 2, 5, 8, 9, 6, 9, 12, 11, 10, 17, 24, 15, 18, 17, 28, 27, 18, 21, 40, 35, 22, 45, 44, 27, 34, 29, 64, 47, 30, 61, 72, 35, 34, 57, 88, 39, 54, 41, 76, 99, 42, 45, 112, 77, 70, 77, 92, 51, 90, 105, 136, 87, 54, 57, 132, 59, 58, 153, 160, 127, 94, 65, 124, 107, 122, 69 (list; graph; listen)

	OFFSET	`1,4`
	COMMENT	`It is known that a(n) >= 0.`
	REFERENCES	`D. S. Mitrinovic et al., Handbook of Number Theory, Kluwer, p. 10.`
	CROSSREFS	`Cf. A000010, A000005.` `Sequence in context: A151549 A086989 A110642 this_sequence A050159 A147294 A059098` `Adjacent sequences: A079532 A079533 A079534 this_sequence A079536 A079537 A079538`
	KEYWORD	`nonn`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com), Jan 23 2003`

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Last modified December 15 00:47 EST 2009. Contains 170825 sequences.

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