%I #8 Jan 04 2024 16:09:02
%S 2,5,4,7,4,9,4,9,5,8,4,13,4,8,7,12,3,12,3,11,10,11,5,17,8,10,6,13,4,
%T 15,5,15,9,9,8,17,6,10,12,15,9,17,4,15,9,12,5,24,7,14,9,13,6,16,10,19,
%U 8,10,5,21,5,12,16,19,8,22,6,15,10,19,7,24,3,11,15
%N Number of prime factors of 11^n - 1 (counted with multiplicity).
%H Max Alekseyev, <a href="/A366682/b366682.txt">Table of n, a(n) for n = 1..316</a>
%F a(n) = bigomega(11^n-1) = A001222(A024127(n)).
%t PrimeOmega[11^Range[70]-1]
%o (PARI) a(n)=bigomega(11^n-1)
%Y Cf. A024127, A001222, A366681, A366683, A366684, A366685, A366687.
%Y Cf. A046051, A057958, A057957, A057956, A057955, A057954, A057953, A057952, A057951, A366708.
%K nonn
%O 1,1
%A _Sean A. Irvine_, Oct 16 2023
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