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A049803 a(n)=n mod 3 + n mod 9 + ... + n mod 3^k, where 3^k<=n<3^(k+1). 0
0, 0, 0, 1, 2, 0, 1, 2, 0, 2, 4, 3, 5, 7, 6, 8, 10, 0, 2, 4, 3, 5, 7, 6, 8, 10, 0, 3, 6, 6, 9, 12, 12, 15, 18, 9, 12, 15, 15, 18, 21, 21, 24, 27, 18, 21, 24, 24, 27, 30, 30, 33, 36, 0, 3, 6, 6, 9, 12, 12, 15, 18, 9, 12, 15, 15, 18, 21, 21, 24, 27, 18 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,5

LINKS

Table of n, a(n) for n=1..72.

CROSSREFS

Sequence in context: A004548 A125921 A029299 * A053121 A113408 A242653

Adjacent sequences:  A049800 A049801 A049802 * A049804 A049805 A049806

KEYWORD

nonn

AUTHOR

Clark Kimberling

STATUS

approved

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Last modified December 22 15:15 EST 2014. Contains 252364 sequences.