login
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A287367 Positions of 2 in A287364. 4
4, 9, 12, 15, 17, 19, 24, 29, 34, 37, 40, 42, 44, 49, 52, 55, 57, 59, 64, 67, 70, 72, 74, 79, 81, 83, 88, 90, 92, 97, 102, 107, 110, 113, 115, 117, 122, 127, 132, 135, 138, 140, 142, 147, 152, 157, 160, 163, 165, 167, 172, 175, 178, 180, 182, 187, 190, 193 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

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

MATHEMATICA

s = Nest[Flatten[# /. {0 -> {1, 1}, 1 -> {2, 1}, 2 -> 0}] &, {0}, 13] (* A287364 *)

Flatten[Position[s, 0]] (* A287365 *)

Flatten[Position[s, 1]] (* A287366 *)

Flatten[Position[s, 2]] (* A287367 *)

CROSSREFS

Cf. A287365, A287366.

Sequence in context: A161544 A179395 A175251 * A312850 A312851 A312852

Adjacent sequences:  A287364 A287365 A287366 * A287368 A287369 A287370

KEYWORD

nonn,easy

AUTHOR

Clark Kimberling, May 24 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 | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified August 6 18:25 EDT 2020. Contains 336256 sequences. (Running on oeis4.)