login
Positions of 1 in A284512; complement of A284513.
4

%I #6 Apr 06 2017 21:46:26

%S 1,2,3,7,8,9,10,14,15,16,17,21,25,29,33,34,35,36,40,41,42,43,47,48,49,

%T 50,54,55,56,57,61,65,69,73,74,75,76,80,81,82,83,87,88,89,90,94,95,96,

%U 97,101,105,109,113,114,115,116,120,124,128,132,133,134,135

%N Positions of 1 in A284512; complement of A284513.

%C Conjecture: a(n)/n -> (1 + sqrt(13))/2.

%H Clark Kimberling, <a href="/A284514/b284514.txt">Table of n, a(n) for n = 1..10000</a>

%t s = Nest[Flatten[# /. {0 -> {1}, 1 -> {0, 0, 0, 1}}] &, {0}, 9] (* A284512 *)

%t Flatten[Position[s, 0]] (* A284513 *)

%t Flatten[Position[s, 1]] (* A284514 *)

%Y Cf. A284512, A284513.

%K nonn,easy

%O 1,2

%A _Clark Kimberling_, Apr 05 2017