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A327254 Positions of 0's in {A327253(n) : n > 0}. 4
1, 3, 5, 7, 9, 10, 12, 14, 16, 18, 21, 23, 25, 27, 29, 30, 32, 34, 36, 38, 41, 43, 45, 47, 49, 50, 52, 54, 56, 58, 61, 63, 65, 67, 69, 70, 72, 74, 76, 78, 81, 83, 85, 87, 89, 90, 92, 94, 96, 98, 99, 101, 103, 105, 107, 110, 112, 114, 116, 118, 119, 121, 123, 125 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

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

Positive integers k such that A327253(k) = 0. - 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, A327255 (complement).

Sequence in context: A249098 A287774 A308412 * A054684 A294601 A080207

Adjacent sequences:  A327251 A327252 A327253 * A327255 A327256 A327257

KEYWORD

nonn,easy

AUTHOR

Clark Kimberling, Sep 03 2019

EXTENSIONS

Corrected by Jianing Song, Sep 30 2019

STATUS

approved

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Last modified December 5 06:51 EST 2020. Contains 338944 sequences. (Running on oeis4.)