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A328853 Dirichlet g.f.: Product_{k>=2} 1 / (1 - k^(-s))^(k - 1). 2
1, 1, 2, 4, 4, 7, 6, 11, 11, 13, 10, 24, 12, 19, 22, 32, 16, 38, 18, 44, 32, 31, 22, 76, 34, 37, 46, 64, 28, 89, 30, 84, 52, 49, 58, 143, 36, 55, 62, 138, 40, 129, 42, 104, 116, 67, 46, 233, 69, 119, 82, 124, 52, 188, 94, 200, 92, 85, 58, 341, 60, 91, 168, 230 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,3

COMMENTS

Dirichlet convolution of A050367 with A114592.

LINKS

Table of n, a(n) for n=1..64.

FORMULA

a(n) = Sum_{d|n} A050367(n/d) * A114592(d).

CROSSREFS

Cf. A001055, A050367, A114592, A328851.

Sequence in context: A062855 A274593 A103622 * A105774 A130805 A023831

Adjacent sequences:  A328850 A328851 A328852 * A328854 A328855 A328856

KEYWORD

nonn

AUTHOR

Ilya Gutkovskiy, Oct 28 2019

STATUS

approved

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Last modified October 25 17:13 EDT 2021. Contains 348255 sequences. (Running on oeis4.)