

A351773


a(n) = Sum_{dn} Sum_{pn, p prime} p^d.


1



0, 6, 30, 22, 3130, 846, 823550, 278, 19713, 9769842, 285311670622, 536480, 302875106592266, 678223912966, 30531930560, 65814, 827240261886336764194, 387703674, 1978419655660313589123998, 95367442459684, 558545874544463320, 81402749387125076980422, 20880467999847912034355032910590
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OFFSET

1,2


LINKS



EXAMPLE

a(6) = 846; a(6) = Sum_{d6} Sum_{p6, p prime} p^d = Sum_{d6} (2^d + 3^d) = (2^1 + 3^1) + (2^2 + 3^2) + (2^3 + 3^3) + (2^6 + 3^6) = 846.


CROSSREFS



KEYWORD

nonn


AUTHOR



STATUS

approved



