id:A133029 - OEIS Search Results

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Divisors of 1729, the 2nd taxicab number (also called the Hardy-Ramanujan number).

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1, 7, 13, 19, 91, 133, 247, 1729 (list; graph; listen)

	OFFSET	`1,2`
	COMMENT	`Note that 19*91=1729. For products of n-th prime and n-th prime written backwards, see A133019.`
	CROSSREFS	`Cf. A000005, A018487. Taxicab numbers: A011541.` `Sequence in context: A024954 A070850 A060211 this_sequence A023984 A126621 A109331` `Adjacent sequences: A133026 A133027 A133028 this_sequence A133030 A133031 A133032`
	KEYWORD	`easy,fini,full,nonn`
	AUTHOR	`Omar E. Pol (info(AT)polprimos.com), Oct 23 2007, Nov 07 2007`

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Last modified August 29 17:54 EDT 2008. Contains 143238 sequences.