A327224 Positions of 1's in {A327222(k) : n > 0}.

2, 3, 7, 8, 9, 12, 14, 15, 19, 20, 21, 24, 26, 27, 31, 32, 36, 37, 38, 41, 43, 44, 48, 49, 50, 53, 55, 56, 60, 61, 62, 65, 66, 67, 70, 72, 73, 77, 78, 79, 82, 84, 85, 89, 90, 91, 94, 96, 97, 101, 102, 106, 107, 108, 111, 113, 114, 118, 119, 120, 123, 125

Offset

1,1

Comments

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

Positive integers k such that A327222(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[2]; z = 300;
t = Table[Floor[(2 n + 4) r] - Floor[(n*r + 4 r)] - Floor[n*r], {n, 1, z}]  (* {A327222(n) : n > 0} *)
Flatten[Position[t, 0]]  (* A327223 *)
Flatten[Position[t, 1]]  (* A327224 *)

Crossrefs

Cf. A327222, A327223.

Sequence in context: A007607 A370902 A076682 * A231624 A194381 A047245

Adjacent sequences: A327221 A327222 A327223 * A327225 A327226 A327227

Keyword

nonn,easy

Author

Clark Kimberling, Sep 02 2019

Extensions

Corrected by Jianing Song, Sep 30 2019

Status

approved