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A171405 Sum of divisors of n, excluding divisors 2 and 3. 0
1, 1, 1, 5, 6, 7, 8, 13, 10, 16, 12, 23, 14, 22, 21, 29, 18, 34, 20, 40, 29, 34, 24, 55, 31, 40, 37, 54, 30, 67, 32, 61, 45, 52, 48, 86, 38, 58, 53, 88, 42, 91, 44, 82, 75, 70, 48, 119, 57, 91, 69, 96, 54, 115, 72, 118, 77, 88, 60, 163, 62, 94, 101, 125, 84, 139, 68, 124, 93, 142 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,4

LINKS

Table of n, a(n) for n=1..70.

CROSSREFS

Sequence in context: A309102 A080703 A284682 * A047575 A014097 A219331

Adjacent sequences:  A171402 A171403 A171404 * A171406 A171407 A171408

KEYWORD

nonn

AUTHOR

Juri-Stepan Gerasimov, Dec 07 2009, Apr 20 2010.

EXTENSIONS

Definition and some values corrected by R. J. Mathar, Jun 07 2010

STATUS

approved

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Last modified May 26 17:16 EDT 2022. Contains 354092 sequences. (Running on oeis4.)