id:A115920 - OEIS Search Results

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Numbers n such that the digits of sigma(n) are a permutation of those of n, in base 10.

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1, 69, 258, 270, 276, 609, 639, 2391, 2556, 2931, 3409, 3678, 3679, 4291, 5092, 6937, 8251, 10231, 12087, 12931, 15480, 16387, 20850, 22644, 22893, 24369, 26145, 26442, 27846, 28764, 29880, 29958, 30823, 31812, 32658, 34207, 34758 (list; graph; listen)

	OFFSET	`1,2`
	EXAMPLE	`sigma(10231)=11032, sigma(31812)=81312.`
	CROSSREFS	`Sequence in context: A044782 A020296 A009434 this_sequence A069216 A113707 A093269` `Adjacent sequences: A115917 A115918 A115919 this_sequence A115921 A115922 A115923`
	KEYWORD	`nonn,base`
	AUTHOR	`Giovanni Resta (g.resta(AT)iit.cnr.it), Feb 06 2006`

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Last modified November 18 20:14 EST 2008. Contains 147244 sequences.

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