id:A105852 - OEIS Search Results

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Sigma(n) (mod 9) i.e. digital root of sigma(n).

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1, 3, 4, 7, 6, 3, 8, 6, 4, 0, 3, 1, 5, 6, 6, 4, 0, 3, 2, 6, 5, 0, 6, 6, 4, 6, 4, 2, 3, 0, 5, 0, 3, 0, 3, 1, 2, 6, 2, 0, 6, 6, 8, 3, 6, 0, 3, 7, 3, 3, 0, 8, 0, 3, 0, 3, 8, 0, 6, 6, 8, 6, 5, 1, 3, 0, 5, 0, 6, 0, 0, 6, 2, 6, 7, 5, 6, 6, 8, 6, 4, 0, 3, 8, 0, 6, 3, 0, 0, 0, 4, 6, 2, 0, 3, 0, 8, 0, 3, 1, 3, 0, 5, 3, 3 (list; graph; listen)

	OFFSET	`1,2`
	PROGRAM	`(PARI) a(n)=sigma(n)%9`
	CROSSREFS	`Sequence in context: A077650 A105853 A017665 this_sequence A067342 A105827 A023888` `Adjacent sequences: A105849 A105850 A105851 this_sequence A105853 A105854 A105855`
	KEYWORD	`easy,nonn`
	AUTHOR	`Shyam Sunder Gupta (guptass(AT)rediffmail.com), May 05 2005`

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Last modified March 12 14:30 EST 2010. Contains 173097 sequences.

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