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A284912
Fixed point of the morphism 0 -> 01, 1 -> 1010.
3
0, 1, 1, 0, 1, 0, 1, 0, 1, 0, 0, 1, 1, 0, 1, 0, 0, 1, 1, 0, 1, 0, 0, 1, 1, 0, 1, 0, 0, 1, 0, 1, 1, 0, 1, 0, 1, 0, 1, 0, 0, 1, 1, 0, 1, 0, 0, 1, 0, 1, 1, 0, 1, 0, 1, 0, 1, 0, 0, 1, 1, 0, 1, 0, 0, 1, 0, 1, 1, 0, 1, 0, 1, 0, 1, 0, 0, 1, 1, 0, 1, 0, 0, 1, 0, 1
OFFSET
1
COMMENTS
This is a 3-automatic sequence. See Allouche et al. link. - Michel Dekking, Oct 05 2020
LINKS
J.-P. Allouche, F. M. Dekking, and M. Queffélec, Hidden automatic sequences, arXiv:2010.00920 [math.NT], 2020.
EXAMPLE
0 -> 01-> 011010 -> 011010101001101001 ->
MATHEMATICA
s = Nest[Flatten[# /. {0 -> {0, 1}, 1 -> {1, 0, 1, 0}}] &, {0}, 6] (* A284912 *)
Flatten[Position[s, 0]] (* A284913 *)
Flatten[Position[s, 1]] (* A284914 *)
CROSSREFS
Sequence in context: A285255 A324823 A353354 * A192082 A353498 A296066
KEYWORD
nonn,easy
AUTHOR
Clark Kimberling, Apr 17 2017
STATUS
approved