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A141669 Select all integers from the list (p(k)-k)/tau(k), k>=1; p = A000041, tau = A000005. 1
0, 0, 0, 1, 4, 7, 8, 44, 43, 140, 245, 616, 615, 2268, 3069, 3712, 10800, 22271, 31609, 26378, 59973, 164939, 560722, 250906, 1339811, 888569, 2348567, 3092808, 11669193, 7541818, 8565719, 24997918, 16028067, 20502521, 26162831, 215574641, 169975773, 266036084 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,5

LINKS

G. C. Greubel, Table of n, a(n) for n = 1..5000

MATHEMATICA

h[n_] = (PartitionsP[n] - n)/DivisorSigma[0, n]; Flatten[Table[If[IntegerQ[h[n]], h[n], {}], {n, 1, 100}]]

CROSSREFS

Cf. A000005, A000041.

Sequence in context: A057464 A160629 A093105 * A190967 A004787 A210617

Adjacent sequences:  A141666 A141667 A141668 * A141670 A141671 A141672

KEYWORD

nonn

AUTHOR

Roger L. Bagula and Gary W. Adamson, Sep 06 2008

EXTENSIONS

Edited by the Associate Editors of the OEIS, Jun 07 2018

STATUS

approved

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Last modified September 29 06:29 EDT 2020. Contains 337425 sequences. (Running on oeis4.)