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A024932 a(n) = Sum_{k=1..n} k*[ (n/k)*[ n/k ] ]. 0
1, 6, 14, 31, 47, 81, 103, 153, 195, 260, 299, 401, 453, 542, 643, 761, 834, 999, 1078, 1266, 1397, 1548, 1650, 1932, 2068, 2257, 2444, 2707, 2831, 3203, 3331, 3629, 3873, 4128, 4375, 4830, 5017, 5309, 5574, 6066, 6266, 6756, 6971, 7416, 7858, 8177, 8431, 9140, 9418 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..49.

CROSSREFS

Sequence in context: A284246 A210000 A134067 * A273365 A271996 A199705

Adjacent sequences:  A024929 A024930 A024931 * A024933 A024934 A024935

KEYWORD

nonn

AUTHOR

Clark Kimberling

STATUS

approved

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Last modified October 20 20:24 EDT 2019. Contains 328273 sequences. (Running on oeis4.)