A285600 Positions of 0 in A285599; complement of A285601.

3, 7, 11, 17, 21, 25, 29, 33, 39, 43, 47, 53, 57, 61, 67, 71, 75, 79, 83, 89, 93, 97, 103, 107, 111, 117, 121, 125, 129, 133, 139, 143, 147, 153, 157, 161, 167, 171, 175, 181, 185, 189, 195, 199, 203, 207, 211, 217, 221, 225, 231, 235, 239, 245, 249, 253

Offset

1,1

Comments

Conjecture: a(n)/n -> (5+sqrt(17))/2.

Links

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

Example

As a word, A285599 = 11011101110..., in which 0 is in positions 3,7,11,17,...

Mathematica

s = Nest[Flatten[# /. {0 -> {1, 1}, 1 -> {0, 1, 1, 1}}] &, {0}, 11] (* A285599 *)
Flatten[Position[s, 0]]  (* A285600 *)
Flatten[Position[s, 1]]  (* A285601 *)

Crossrefs

Cf. A285596, A285599, A285601.

Sequence in context: A023249 A249682 A090513 * A191050 A081515 A289750

Adjacent sequences: A285597 A285598 A285599 * A285601 A285602 A285603

Keyword

nonn,easy

Author

Clark Kimberling, May 01 2017

Status

approved