login
Positions of 0 in A287364.
4

%I #7 Feb 10 2018 19:41:57

%S 3,8,11,14,23,28,33,36,39,48,51,54,63,66,69,78,87,96,101,106,109,112,

%T 121,126,131,134,137,146,151,156,159,162,171,174,177,186,189,192,201,

%U 210,219,224,229,232,235,244,247,250,259,262,265,274,283,292,297,302

%N Positions of 0 in A287364.

%H Clark Kimberling, <a href="/A287365/b287365.txt">Table of n, a(n) for n = 1..10000</a>

%t s = Nest[Flatten[# /. {0 -> {1, 1}, 1 -> {2, 1}, 2 -> 0}] &, {0}, 13] (* A287364 *)

%t Flatten[Position[s, 0]] (* A287365 *)

%t Flatten[Position[s, 1]] (* A287366 *)

%t Flatten[Position[s, 2]] (* A287367 *)

%Y Cf. A287366, A287367.

%K nonn,easy

%O 1,1

%A _Clark Kimberling_, May 24 2017