id:A055706 - OEIS Search Results

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Numbers n such that n | Sigma_12(n) + Phi(n)^12.

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1, 2, 6, 84, 437, 1366, 2390, 5676, 47471, 75972, 82321, 99012 (list; graph; listen)

	OFFSET	`1,2`
	COMMENT	`sigma_12(n) is the sum of the 12th powers of the divisors of n.`
	MATHEMATICA	`Do[If[Mod[DivisorSigma[12, n]+EulerPhi[n]^12, n]==0, Print[n]], {n, 1, 10^5}]`
	CROSSREFS	`Sequence in context: A136306 A076146 A114552 this_sequence A118537 A109892 A055702` `Adjacent sequences: A055703 A055704 A055705 this_sequence A055707 A055708 A055709`
	KEYWORD	`nonn`
	AUTHOR	`Robert G. Wilson v (rgwv(AT)rgwv.com), Jun 09 2000`

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Last modified September 5 17:15 EDT 2008. Contains 143476 sequences.