# Greetings from The On-Line Encyclopedia of Integer Sequences! http://oeis.org/ Search: id:a287370 Showing 1-1 of 1 %I A287370 #4 May 25 2017 13:14:16 %S A287370 2,4,5,6,9,11,13,14,15,18,19,20,23,24,25,28,31,34,36,38,39,40,43,45, %T A287370 47,48,49,52,54,56,57,58,61,62,63,66,67,68,71,74,77,79,81,82,83,86,87, %U A287370 88,91,92,93,96,99,102,104,106,107,108,111,112,113,116,117 %N A287370 Positions of 1 in A287368. %H A287370 Clark Kimberling, Table of n, a(n) for n = 1..10000 %t A287370 s = Nest[Flatten[# /. {0 -> {1, 1}, 1 -> {2, 1}, 2 -> 0}] &, {0}, 14] (* A287368 *) %t A287370 Flatten[Position[s, 0]] (* A287369 *) %t A287370 Flatten[Position[s, 1]] (* A287370 *) %t A287370 Flatten[Position[s, 2]] (* A287371 *) %Y A287370 Cf. A287368, A287369, A287371. %K A287370 nonn,easy %O A287370 1,1 %A A287370 _Clark Kimberling_, May 25 2017 # Content is available under The OEIS End-User License Agreement: http://oeis.org/LICENSE