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A373600 a(n) is the sum of prime factors (with multiplicity) in A276086(n), where A276086 is the primorial base exp-function.

%I A373600 #6 Jun 18 2024 11:08:23
%S A373600 0,2,3,5,6,8,5,7,8,10,11,13,10,12,13,15,16,18,15,17,18,20,21,23,20,22,
%T A373600 23,25,26,28,7,9,10,12,13,15,12,14,15,17,18,20,17,19,20,22,23,25,22,
%U A373600 24,25,27,28,30,27,29,30,32,33,35,14,16,17,19,20,22,19,21,22,24,25,27,24,26,27,29,30,32,29,31,32,34
%N A373600 a(n) is the sum of prime factors (with multiplicity) in A276086(n), where A276086 is the primorial base exp-function.
%H A373600 Antti Karttunen, <a href="/A373600/b373600.txt">Table of n, a(n) for n = 0..30030</a>
%H A373600 <a href="/index/Pri#primorialbase">Index entries for sequences related to primorial base</a>
%F A373600 a(n) = A001414(A276086(n)).
%o A373600 (PARI) A373600(n) = { my(p=2, s=0); while(n, s += (n%p)*p; n = n\p; p = nextprime(1+p)); (s); };
%Y A373600 Cf. A001414, A276086, A373601, A373602 (k such that a(k) is a multiple of 3).
%K A373600 nonn
%O A373600 0,2
%A A373600 _Antti Karttunen_, Jun 18 2024