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Totally multiplicative sequence with a(p) = 12.
1

%I #10 Oct 30 2019 09:21:40

%S 1,12,12,144,12,144,12,1728,144,144,12,1728,12,144,144,20736,12,1728,

%T 12,1728,144,144,12,20736,144,144,1728,1728,12,1728,12,248832,144,144,

%U 144,20736,12,144,144,20736,12,1728,12,1728,1728,144,12,248832,144,1728

%N Totally multiplicative sequence with a(p) = 12.

%H G. C. Greubel, <a href="/A165833/b165833.txt">Table of n, a(n) for n = 1..10000</a>

%F a(n) = A001021(A001222(n)) = 12^bigomega(n) = 12^A001222(n).

%F Dirichlet g.f.: Product_{p prime} 1 / (1 - 12 * p^(-s)). - _Ilya Gutkovskiy_, Oct 30 2019

%t 12^PrimeOmega[Range[100]] (* _G. C. Greubel_, Apr 09 2016 *)

%Y Cf. A001021, A001222.

%K nonn,mult

%O 1,2

%A _Jaroslav Krizek_, Sep 28 2009