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A287088 Positions of 1 in A287086. 4

%I #4 May 21 2017 14:35:31

%S 2,8,10,12,16,20,26,32,38,40,42,48,50,52,58,60,62,66,70,76,78,80,84,

%T 88,94,96,98,102,106,112,118,124,126,128,132,136,142,148,154,156,158,

%U 162,166,172,178,184,186,188,194,196,198,204,206,208,212,216,222

%N Positions of 1 in A287086.

%H Clark Kimberling, <a href="/A287088/b287088.txt">Table of n, a(n) for n = 1..10000</a>

%t s = Nest[Flatten[# /. {0 -> {0, 1}, 1 -> {2, 2}, 2 -> 0}] &, {0}, 10] (* A287086 *)

%t Flatten[Position[s, 0]] (* A287087 *)

%t Flatten[Position[s, 1]] (* A287088 *)

%t Flatten[Position[s, 2]] (* A287089 *)

%Y Cf. A287086, A287087, A287089.

%K nonn,easy

%O 1,1

%A _Clark Kimberling_, May 21 2017

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Last modified March 28 08:22 EDT 2024. Contains 371236 sequences. (Running on oeis4.)