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A131273
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Numbers k that divide Sum_{j=1..k} prime(j)^13.
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1
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1, 23, 299, 313, 171287, 435705, 487475, 3774601, 219347813, 9613155161, 5150163868035, 37365789554345, 228914067371295
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OFFSET
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1,2
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COMMENTS
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LINKS
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MATHEMATICA
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s = 0; Do[s = s + Prime[n]^13; If[ Mod[s, n] == 0, Print[n]], {n, 200000}]
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PROG
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(PARI) S=n=0; forprime(p=1, , (S+=p^13)%n++||print1(n", ")) \\ M. F. Hasler, Dec 01 2013
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CROSSREFS
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Cf. A085450 = smallest m > 1 such that m divides Sum_{k=1..m} prime(k)^n.
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KEYWORD
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more,nonn,less
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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