id:A079057 - OEIS Search Results

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a(n)=sum(k=1,n,bigomega(tau(k))).

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0, 1, 2, 3, 4, 6, 7, 9, 10, 12, 13, 15, 16, 18, 20, 21, 22, 24, 25, 27, 29, 31, 32, 35, 36, 38, 40, 42, 43, 46, 47, 49, 51, 53, 55, 57, 58, 60, 62, 65, 66, 69, 70, 72, 74, 76, 77, 79, 80, 82, 84, 86, 87, 90, 92, 95, 97, 99, 100, 103, 104, 106, 108, 109, 111, 114, 115, 117, 119 (list; graph; listen)

	OFFSET	`1,3`
	REFERENCES	`G. J. Rieger, "Uber einige arithmetishe Summen", Manuscripta Math. 7 (year?), 23-34.`
	FORMULA	`a(n)=n*log(log(n)) + O(n)`
	PROGRAM	`(PARI) a(n)=sum(i=1, n, bigomega(numdiv(i)))`
	CROSSREFS	`Sequence in context: A059097 A047301 A001953 this_sequence A006254 A111333 A047701` `Adjacent sequences: A079054 A079055 A079056 this_sequence A079058 A079059 A079060`
	KEYWORD	`nonn`
	AUTHOR	`Benoit Cloitre (benoit7848c(AT)orange.fr), Feb 02 2003`

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

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