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 A285032 Positions of 0 in A285031; complement of A285033. 4

%I #4 Apr 19 2017 09:20:07

%S 1,2,5,6,7,10,12,14,15,16,19,21,22,23,25,26,29,30,31,34,35,36,39,41,

%T 43,44,45,48,50,51,52,54,55,58,60,62,63,64,66,67,70,72,74,75,76,78,79,

%U 82,83,84,87,88,89,92,94,96,97,98,101,103,104,105,107,108

%N Positions of 0 in A285031; complement of A285033.

%C Conjecture: -1 < n*r - a(n) < 2 for n>=1, where r = 1 + sqrt(1/2).

%H Clark Kimberling, <a href="/A285032/b285032.txt">Table of n, a(n) for n = 1..10000</a>

%e As a word, A285031 = 00110..., in which 0 is in positions 1,2,5,6,7,10,...

%t s = Nest[Flatten[# /. {0 -> {1, 0}, 1 -> {0, 0, 1}}] &, {0}, 8]; (* A285031 *)

%t Flatten[Position[s, 0]]; (* A285032 *)

%t Flatten[Position[s, 1]]; (* A285033 *)

%Y Cf. A285031, A285033, A285035.

%K nonn,easy

%O 1,2

%A _Clark Kimberling_, Apr 19 2017

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Last modified March 3 09:57 EST 2024. Contains 370510 sequences. (Running on oeis4.)