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!)
A327210 Positions of 1's in {A327208(n) : n > 0}. 3
2, 4, 6, 8, 10, 12, 13, 15, 17, 19, 21, 23, 25, 28, 30, 32, 34, 36, 38, 40, 43, 45, 47, 49, 51, 53, 54, 56, 58, 60, 62, 64, 66, 68, 69, 71, 73, 75, 77, 79, 81, 84, 86, 88, 90, 92, 94, 96, 99, 101, 103, 105, 107, 109, 110, 112, 114, 116, 118, 120, 122, 124, 125 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Although a(n)/n->2, the sequence 2*n-a(n) appears to be unbounded below and above.
Positive integers k such that A327208(k) = 1. - Jianing Song, Sep 30 2019
LINKS
Clark Kimberling and Jianing Song, Table of n, a(n) for n = 1..10000
MATHEMATICA
r = Sqrt[3]; z = 200;
t = Table[Floor[(2 n + 2)*r] - Floor[n*r + 2 r] - Floor[n*r], {n, 1, z}] (* {A327208(n) : n > 0} *)
Flatten[Position[t, 0]] (* A327209 *)
Flatten[Position[t, 1]] (* A327210 *)
CROSSREFS
Cf. A327208, A327209 (complement).
Sequence in context: A359496 A356066 A285591 * A274611 A319808 A055956
KEYWORD
nonn,easy
AUTHOR
Clark Kimberling, Aug 26 2019
EXTENSIONS
Corrected by Jianing Song, Sep 30 2019
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 March 28 14:38 EDT 2024. Contains 371254 sequences. (Running on oeis4.)