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%I #4 Jan 31 2024 20:50:52
%S 0,4,5,10,11,13,16,17,18,22,23,28,29,31,34,35,36,40,41,46,47,49,52,53,
%T 54,58,59,64,65,67,70,71,72,76,77,82,83,85,88,89,90,94,95,100,101,103,
%U 106,107,108,112,113,118,119,121,124,125,126,130,131,136,137,139,142,143,144,148,149,154,155,157,160,161
%N Positions of multiples of 3 in A327860.
%o (PARI) \\ See A369653.
%Y Cf. A327860, A369653 (characteristic function).
%K nonn
%O 1,2
%A _Antti Karttunen_, Jan 28 2024