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%I #4 Apr 18 2017 22:41:55
%S 1,3,5,10,12,14,16,21,23,25,27,32,37,42,47,49,51,53,58,60,62,64,69,71,
%T 73,75,80,82,84,86,91,96,101,106,108,110,112,117,119,121,123,128,130,
%U 132,134,139,141,143,145,150,155,160,165,167,169,171,176,181,186
%N Positions of 1 in A284957; complement of A284958.
%C Conjecture: a(n)/n -> (3 + sqrt(13))/2.
%H Clark Kimberling, <a href="/A284959/b284959.txt">Table of n, a(n) for n = 1..10000</a>
%e As a word, A284957 = 10101000010..., in which 1 is in positions 1,3,5,10,...
%t s = Nest[Flatten[# /. {0 -> {1, 0}, 1 -> {0, 0, 0}}] &, {0}, 9]; (* A284957 *)
%t Flatten[Position[s, 0]]; (* A284958 *)
%t Flatten[Position[s, 1]]; (* A284959 *)
%Y Cf. A284958, A284959.
%K nonn,easy
%O 1,2
%A _Clark Kimberling_, Apr 18 2017
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