A327258 Positions of 1's in {A327256(n) : n > 0}.

1, 2, 6, 7, 8, 12, 13, 14, 18, 19, 20, 24, 25, 26, 30, 31, 32, 35, 36, 37, 41, 42, 43, 47, 48, 49, 53, 54, 55, 59, 60, 61, 65, 66, 67, 70, 71, 72, 76, 77, 78, 82, 83, 84, 88, 89, 90, 94, 95, 96, 100, 101, 105, 106, 107, 111, 112, 113, 117, 118, 119, 123, 124, 125

Offset

1,2

Comments

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

Positive integers k such that A327256(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[8]; z = 300;
t = Table[Floor[2 n r] - 2 Floor[n*r], {n, 0, z}]  (* {A327256(n) : n > 0} *)
Flatten[Position[t, 0]]  (* A327257 *)
Flatten[Position[t, 1]]  (* A327258 *)

Crossrefs

Cf. A327256, A327257 (complement).

Sequence in context: A338680 A201819 A275523 * A047240 A080333 A194369

Adjacent sequences: A327255 A327256 A327257 * A327259 A327260 A327261

Keyword

nonn,easy

Author

Clark Kimberling, Sep 03 2019

Extensions

Corrected by Jianing Song, Sep 29 2019

Status

approved