id:A068585 - OEIS Search Results

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Numbers n such that the denominator of sum(k=1,n,1/k)^3 equals the denominator of sum(k=1,n,1/k^3).

+0
2

1, 2, 3, 4, 5, 9, 10, 11, 12, 13, 14, 15, 16, 17, 27, 28, 29, 30, 31, 32, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 289, 290, 291, 292, 293, 1004, 1005, 1006, 1007, 1008, 1009, 1010, 1011, 1012, 1013 (list; graph; listen)

	OFFSET	`1,2`
	FORMULA	`Numbers n such that A002805(n)^3=A007409(n)`
	CROSSREFS	`Adjacent sequences: A068582 A068583 A068584 this_sequence A068586 A068587 A068588` `Sequence in context: A069117 A098464 A068586 this_sequence A037472 A096304 A119955`
	KEYWORD	`easy,nonn`
	AUTHOR	`Benoit Cloitre (benoit7848c(AT)orange.fr), Mar 27 2002`

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Last modified October 5 16:50 EDT 2008. Contains 144613 sequences.

AT&T Labs Research