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A284930 Positions of 0 in A284929; complement of A284931. 3
1, 4, 8, 11, 14, 18, 22, 25, 28, 32, 35, 38, 42, 45, 48, 52, 56, 59, 62, 66, 70, 73, 76, 80, 83, 86, 90, 93, 96, 100, 104, 107, 110, 114, 117, 120, 124, 127, 130, 134, 138, 141, 144, 148, 151, 154, 158, 161, 164, 168, 172, 175, 178, 182, 186, 189, 192, 196 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Conjecture:  1 < n*r - a(n) < 4 for n >= 1, where r = 2 + sqrt(2).

LINKS

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

EXAMPLE

As a word, A284929 = 011011..., in which 0 is in positions 1,4,8,11,...

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. A284929, A284931.

Sequence in context: A311035 A311036 A311037 * A311038 A311039 A311040

Adjacent sequences:  A284927 A284928 A284929 * A284931 A284932 A284933

KEYWORD

nonn,easy

AUTHOR

Clark Kimberling, Apr 18 2017

STATUS

approved

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Last modified August 13 07:13 EDT 2022. Contains 356078 sequences. (Running on oeis4.)