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A082909 a(n) = Sum_{d|n} (d mod 3). 1
1, 3, 1, 4, 3, 3, 2, 6, 1, 6, 3, 4, 2, 6, 3, 7, 3, 3, 2, 9, 2, 6, 3, 6, 4, 6, 1, 8, 3, 6, 2, 9, 3, 6, 6, 4, 2, 6, 2, 12, 3, 6, 2, 9, 3, 6, 3, 7, 3, 9, 3, 8, 3, 3, 6, 12, 2, 6, 3, 9, 2, 6, 2, 10, 6, 6, 2, 9, 3, 12, 3, 6, 2, 6, 4, 8, 6, 6, 2, 15, 1, 6, 3, 8, 6, 6, 3, 12, 3, 6, 4, 9, 2, 6, 6, 9, 2, 9, 3, 13, 3, 6 (list; graph; refs; listen; history; internal format)
OFFSET

1,2

COMMENTS

The old entry with this sequence number was a duplicate of A070940.

CROSSREFS

Cf. A004016, A093061.

Sequence in context: A030758 A104764 A152842 * A029151 A102595 A113415

Adjacent sequences:  A082906 A082907 A082908 * A082910 A082911 A082912

KEYWORD

nonn

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com), Nov 02 2008

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Last modified February 14 06:48 EST 2012. Contains 205577 sequences.