A284745 Fixed point of the morphism 0 -> 01, 1 -> 000.

0, 1, 0, 0, 0, 0, 1, 0, 1, 0, 1, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 1, 0, 1, 0, 1, 0, 0, 0, 0, 1, 0, 1, 0, 1, 0, 1, 0, 0, 0, 0, 1, 0, 1, 0, 1, 0, 1, 0, 0, 0, 0, 1, 0, 1, 0, 1, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 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-> 01000 -> 01000010101-> 01000010101010000100001000 ->

Mathematica

s = Nest[Flatten[# /. {0 -> {0, 1}, 1 -> {0, 0, 0}}] &, {0}, 7] (* A284745 *)
Flatten[Position[s, 0]]  (* A284746 *)
Flatten[Position[s, 1]]  (* A191263  *)

Crossrefs

Cf. A191263, A284746.

Sequence in context: A370124 A238469 A288596 * A103588 A153638 A122415

Adjacent sequences: A284742 A284743 A284744 * A284746 A284747 A284748

Keyword

nonn,easy

Author

Clark Kimberling, Apr 13 2017

Status

approved