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A166605 Numbers k such that Sum_{i=1..k} i^5 divides Product_{i=1..k} i^5. 6
1, 13, 64, 95, 111, 118, 123, 133, 134, 140, 151, 177, 199, 217, 229, 242, 255, 264, 274, 281, 302, 305, 325, 333, 338, 354, 359, 365, 376, 394, 411, 414, 431, 433, 440, 472, 475, 477, 489, 514, 525, 528, 529, 537, 547, 569, 574, 583, 584, 585, 589, 594, 615 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
LINKS
EXAMPLE
a(2) = A125314(5) = 13.
MATHEMATICA
k = s = 1; p = 1; lst = {}; While[k < 100000, If[Mod[p, s] == 0, AppendTo[lst, k]]; k++; s = s + k^5; p = p*k^5]; lst (* G. C. Greubel, May 18 2016 *)
CROSSREFS
Sequence in context: A051878 A092653 A067465 * A054477 A169883 A220564
KEYWORD
nonn
AUTHOR
Alexander Adamchuk, Oct 18 2009
EXTENSIONS
More terms from Max Alekseyev, Sep 29 2010
STATUS
approved

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Last modified February 27 04:15 EST 2024. Contains 370362 sequences. (Running on oeis4.)