A084301 - OEIS

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A084301

Remainder of sigma(n) modulo 6.

1, 3, 4, 1, 0, 0, 2, 3, 1, 0, 0, 4, 2, 0, 0, 1, 0, 3, 2, 0, 2, 0, 0, 0, 1, 0, 4, 2, 0, 0, 2, 3, 0, 0, 0, 1, 2, 0, 2, 0, 0, 0, 2, 0, 0, 0, 0, 4, 3, 3, 0, 2, 0, 0, 0, 0, 2, 0, 0, 0, 2, 0, 2, 1, 0, 0, 2, 0, 0, 0, 0, 3, 2, 0, 4, 2, 0, 0, 2, 0, 1, 0, 0, 2, 0, 0, 0, 0, 0, 0, 4, 0, 2, 0, 0, 0, 2, 3, 0, 1, 0, 0, 2, 0, 0 (list; graph; refs; listen; history; internal format)

	OFFSET	`1,2`
	FORMULA	`a(n)=Mod[A000203(n), 6]`
	MAPLE	`A084301:= n-> (numtheory[sigma](n) mod 6):` `seq (A084301(n), n=1..105); # - Jani Melik, Jan 26 2011`
	MATHEMATICA	`Table[Mod[DivisorSigma[1, n], 6], {n, 120}] (* From Harvey P. Dale, Apr 07 2011 *)`
	CROSSREFS	`Cf. A000203, A054763, A084299-A084301.` `Sequence in context: A009126 A102222 A171657 * A195788 A201930 A176979` `Adjacent sequences: A084298 A084299 A084300 * A084302 A084303 A084304`
	KEYWORD	`easy,nonn`
	AUTHOR	`Labos E. (labos(AT)ana.sote.hu), Jun 02 2003`

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Last modified February 13 17:55 EST 2012. Contains 205525 sequences.