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A034696 Dirichlet convolution of primes (A000040) with themselves. 1
4, 12, 20, 37, 44, 82, 68, 118, 117, 182, 124, 296, 164, 274, 298, 375, 236, 512, 268, 612, 462, 502, 332, 950, 509, 650, 642, 924, 436, 1310, 508, 1108, 858, 910, 970, 1831, 628, 1054, 1078, 1942, 716, 2034 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Seiichi Manyama, Table of n, a(n) for n = 1..10000

FORMULA

a(n) = Sum_{d|n} prime(d)*prime(n/d). - Ilya Gutkovskiy, Mar 11 2018

PROG

(PARI) a(n) = sumdiv(n, d, prime(d)*prime(n/d)); \\ Michel Marcus, Mar 11 2018

CROSSREFS

Cf. A000040.

Sequence in context: A301205 A301229 A301011 * A301221 A057317 A008068

Adjacent sequences:  A034693 A034694 A034695 * A034697 A034698 A034699

KEYWORD

nonn

AUTHOR

N. J. A. Sloane

STATUS

approved

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Last modified August 17 11:05 EDT 2018. Contains 313815 sequences. (Running on oeis4.)