A284929 Fixed point of the morphism 0 -> 01, 1 -> 1011.

0, 1, 1, 0, 1, 1, 1, 0, 1, 1, 0, 1, 1, 0, 1, 1, 1, 0, 1, 1, 1, 0, 1, 1, 0, 1, 1, 0, 1, 1, 1, 0, 1, 1, 0, 1, 1, 0, 1, 1, 1, 0, 1, 1, 0, 1, 1, 0, 1, 1, 1, 0, 1, 1, 1, 0, 1, 1, 0, 1, 1, 0, 1, 1, 1, 0, 1, 1, 1, 0, 1, 1, 0, 1, 1, 0, 1, 1, 1, 0, 1, 1, 0, 1, 1, 0

Offset

1

Links

Clark Kimberling, Table of n, a(n) for n = 1..10000

Index entries for sequences that are fixed points of mappings

Example

0 -> 01 -> 011011 -> 01101110110110111011 -> ...

Mathematica

s = Nest[Flatten[# /. {0 -> {0, 1}, 1 -> {1, 0, 1, 1}}] &, {0}, 6] (* A284929 *)
Flatten[Position[s, 0]]  (* A284930 *)
Flatten[Position[s, 1]]  (* A284931 *)

Crossrefs

Cf. A284930, A284931.

Sequence in context: A341642 A123506 A051105 * A286746 A155897 A368915

Adjacent sequences: A284926 A284927 A284928 * A284930 A284931 A284932

Keyword

nonn,easy

Author

Clark Kimberling, Apr 17 2017

Status

approved