A327203 Positions of 0's in {A327202(n) : n > 0}.

2, 3, 5, 7, 10, 11, 13, 15, 18, 20, 23, 24, 26, 28, 31, 32, 34, 36, 37, 39, 41, 44, 45, 47, 49, 52, 54, 57, 58, 60, 62, 65, 66, 68, 70, 71, 73, 75, 78, 79, 81, 83, 86, 87, 89, 91, 92, 94, 96, 99, 100, 102, 104, 107, 109, 112, 113, 115, 117, 120, 121, 123, 125

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 A327202(k) = 0. - Jianing Song, Sep 30 2019

Links

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

Mathematica

r = (1 + Sqrt[5])/2; z = 200;
t = Table[Floor[(2 n + 2)*r] - Floor[n*r + 2 r] - Floor[n*r], {n, 1, z}]  (* {A327202(n) : n > 0} *)
Flatten[Position[t, 0]] (* A327203 *)
Flatten[Position[t, 1]] (* A327204 *)

Crossrefs

Cf. A327202, A327204 (complement).

Sequence in context: A327445 A325119 A047487 * A048461 A338174 A058590

Adjacent sequences: A327200 A327201 A327202 * A327204 A327205 A327206

Keyword

nonn,easy

Author

Clark Kimberling, Aug 26 2019

Extensions

Corrected by Jianing Song, Sep 30 2019

Status

approved