id:A090758 - OEIS Search Results

Search: id:A090758

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Numbers n which occur exactly twice in A001600.

+0
2

5, 13, 15, 17, 19, 24, 29, 37, 44, 45, 46, 47, 61, 73, 75, 85, 86, 87, 99, 105, 107, 144, 145, 149, 171, 173, 186, 187, 197, 203, 205, 224, 245, 252, 270, 272, 276, 279, 282, 284 (list; graph; listen)

	OFFSET	`1,1`
	REFERENCES	`T. Goto and S. Shibata, All numbers whose positive divisors have integral harmonic mean up to 300, Math. Comput. 73 (2004), 475-491.`
	CROSSREFS	`Cf. A001600, A090240.` `Sequence in context: A134202 A020996 A090759 this_sequence A067696 A050598 A088908` `Adjacent sequences: A090755 A090756 A090757 this_sequence A090759 A090760 A090761`
	KEYWORD	`nonn,more`
	AUTHOR	`R. K. Guy (rkg(AT)cpsc.ucalgary.ca), Feb 08 2004`
	EXTENSIONS	`R. K. Guy (rkg(AT)cpsc.ucalgary.ca), Feb 08 2004`

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Last modified December 3 16:57 EST 2008. Contains 151279 sequences.

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