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%I #6 Jun 27 2024 23:10:32
%S 2,5,6,7,10,11,13,14,15,17,18,19,21,22,23,26,29,30,31,33,34,37,38,39,
%T 41,42,43,45,46,47,50,51,53,54,57,58,59,61,62,63,66,67,69,70,71,73,74,
%U 78,79,82,83,86,87,89,90,93,94,97,98,99,101,102,103,106,107,109,110,111,113,114,117,118,122,123,125,126,127
%N Numbers k for which A328845(k) is odd, where A328845 is the first Fibonacci based variant of arithmetic derivative.
%H Antti Karttunen, <a href="/A374047/b374047.txt">Table of n, a(n) for n = 1..12000</a>
%o (PARI) isA374047(n) = !A374045(n);
%Y Cf. A000045, A328845, A374045, A374046 (complement).
%K nonn
%O 1,1
%A _Antti Karttunen_, Jun 27 2024
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