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A329347 Dirichlet convolution of the identity function with bigomega. 5

%I #8 Nov 12 2019 19:19:50

%S 0,1,1,4,1,7,1,11,5,9,1,23,1,11,10,26,1,28,1,31,12,15,1,59,7,17,18,39,

%T 1,54,1,57,16,21,14,87,1,23,18,81,1,68,1,55,43,27,1,135,9,52,22,63,1,

%U 94,18,103,24,33,1,166,1,35,53,120,20,96,1,79,28,90,1,218,1,41,59,87,20,110,1,187,58,45,1,212,24,47,34,147,1,207,22

%N Dirichlet convolution of the identity function with bigomega.

%H Antti Karttunen, <a href="/A329347/b329347.txt">Table of n, a(n) for n = 1..16384</a>

%H Antti Karttunen, <a href="/A329347/a329347.txt">Data supplement: n, a(n) computed for n = 1..65537</a>

%F a(n) = Sum_{d|n} d * A001222(n/d).

%o (PARI) A329347(n) = sumdiv(n,d,(n/d)*bigomega(d));

%Y Cf. A001222.

%Y Cf. also A323599, A329371, A329372, A329373.

%K nonn

%O 1,4

%A _Antti Karttunen_, Nov 12 2019

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Last modified May 2 07:19 EDT 2024. Contains 372178 sequences. (Running on oeis4.)