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%I #4 May 21 2017 14:34:26
%S 1,4,6,9,10,13,15,17,20,22,25,26,29,30,33,35,38,39,42,44,46,49,51,53,
%T 56,58,61,62,65,67,69,72,74,77,78,81,82,85,87,90,91,94,95,98,100,103,
%U 104,107,109,111,114,116,119,120,123,124,127,129,132,133,136
%N Positions of 0 in A287002.
%H Clark Kimberling, <a href="/A287003/b287003.txt">Table of n, a(n) for n = 1..10000</a>
%t s = Nest[Flatten[# /. {0 -> {0, 1}, 1 -> {2, 0}, 2 -> 1}] &, {0}, 10] (* A287002 *)
%t Flatten[Position[s, 0]] (* A287003 *)
%t Flatten[Position[s, 1]] (* A287004 *)
%t Flatten[Position[s, 2]] (* A287081 *)
%Y Cf. A287002, A287004, A287081.
%K nonn,easy
%O 1,2
%A _Clark Kimberling_, May 21 2017
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