A327255 - OEIS

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

Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 61st year, we have over 378,000 sequences, and we’ve reached 11,000 citations (which often say “discovered thanks to the OEIS”).

Other ways to Give

A327255

Positions of 1's in {A327253(n) : n > 0}.

2, 4, 6, 8, 11, 13, 15, 17, 19, 20, 22, 24, 26, 28, 31, 33, 35, 37, 39, 40, 42, 44, 46, 48, 51, 53, 55, 57, 59, 60, 62, 64, 66, 68, 71, 73, 75, 77, 79, 80, 82, 84, 86, 88, 91, 93, 95, 97, 100, 102, 104, 106, 108, 109, 111, 113, 115, 117, 120, 122, 124

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,1

COMMENTS

Although a(n)/n->2, the sequence a(n)-2n appears to be unbounded above.

Positive integers k such that A327253(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[6]; z = 300;

t = Table[Floor[2 n r] - 2 Floor[n*r], {n, 1, z}] (* {A327253(n) : n > 0} *)

Flatten[Position[t, 0]] (* A327254 *)

Flatten[Position[t, 1]] (* A327255 *)

CROSSREFS

Cf. A327253, A327254 (complement).

Sequence in context: A205556 A051244 A054683 * A287777 A249099 A329838

Adjacent sequences: A327252 A327253 A327254 * A327256 A327257 A327258

KEYWORD

nonn,easy

AUTHOR

Clark Kimberling, Sep 03 2019

EXTENSIONS

Corrected by Jianing Song, Sep 30 2019

STATUS

approved