A285427 Fixed point of the morphism 0->11, 1-> 100.

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

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 -> 11 -> 100100- -> 10011111001111 -> 10011111001001001001001111100100100100 -> ...

Mathematica

s = Nest[Flatten[# /. {0 -> {1, 1}, 1 -> {1, 0, 0}}] &, {0}, 10] (* A285427 *)
Flatten[Position[s, 0]]  (* A285428 *)
Flatten[Position[s, 1]]  (* A285429 *)

Crossrefs

Cf. A285428, A285429.

Sequence in context: A090172 A284369 A194661 * A285621 A204435 A331313

Adjacent sequences: A285424 A285425 A285426 * A285428 A285429 A285430

Keyword

nonn,easy

Author

Clark Kimberling, Apr 28 2017

Status

approved