login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A284936 Positions of 0 in A284935; complement of A284937. 3
1, 5, 6, 9, 10, 13, 14, 15, 17, 21, 22, 25, 26, 27, 29, 33, 34, 37, 38, 39, 41, 43, 47, 48, 49, 53, 54, 57, 58, 61, 62, 63, 65, 69, 70, 73, 74, 75, 77, 79, 83, 84, 85, 89, 90, 93, 94, 97, 98, 99, 101, 105, 106, 109, 110, 111, 113, 115, 119, 120, 121, 125 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Conjecture:  a(n) - 2n + 1 is in {0,1,2} for n >= 1.

LINKS

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

EXAMPLE

As a word, A284935 = 011100..., in which 0 is in positions 1,5,6,9,10,...

MATHEMATICA

s = Nest[Flatten[# /. {0 -> {0, 1}, 1 -> {1, 1, 0, 0}}] &, {0}, 6] (* A284935 *)

Flatten[Position[s, 0]]  (* A284936 *)

Flatten[Position[s, 1]]  (* A284937 *)

CROSSREFS

Cf. A284935, A284937.

Sequence in context: A049329 A195925 A304432 * A188191 A117827 A246784

Adjacent sequences:  A284933 A284934 A284935 * A284937 A284938 A284939

KEYWORD

nonn,easy

AUTHOR

Clark Kimberling, Apr 18 2017

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified May 21 18:55 EDT 2022. Contains 353926 sequences. (Running on oeis4.)