%I #5 Nov 03 2022 10:08:44
%S 1,6,8,9,14,15,20,21,25,26,27,33,35,36,38,39,44,45,46,48,49,50,51,52,
%T 55,57,62,63,64,65,68,69,74,75,76,77,81,85,86,87,88,91,92,93,94,95,98,
%U 99,100,102,106,110,111,112,115,116,117,119,121,122,123,125,126,128,129,133,134,135,141,143,145,146,147,153
%N Numbers k such that A003415(k) and A276086(k) are not relatively prime, where A003415 is the arithmetic derivative, and A276086 is the primorial base exp-function.
%H <a href="/index/Pri#primorialbase">Index entries for sequences related to primorial base</a>
%o (PARI) isA356312(n) = !A356310(n); \\ See code in A356310.
%Y Positions of terms <> 1 in A327858. Positions of 0's in A356310.
%Y Cf. A003415, A046337 (subsequence), A276086, A356311 (complement).
%Y Cf. also A324584.
%K nonn
%O 1,2
%A _Antti Karttunen_, Nov 03 2022