A327307 - OEIS

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A327307

Positions of 0's in {A327306(n) : n > 0}.

5, 7, 9, 14, 16, 18, 25, 27, 29, 34, 36, 38, 43, 45, 47, 49, 54, 56, 58, 63, 65, 67, 69, 74, 76, 78, 83, 85, 87, 89, 94, 96, 98, 103, 105, 107, 114, 116, 118, 123, 125, 127, 132, 134, 136, 138, 143, 145, 147, 152, 154, 156, 158, 163, 165, 167, 172, 174

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OFFSET

1,1

COMMENTS

The positive integers are partitioned by A327307, A327308, and A327309.

Although a(n)/n->3, the sequence a(n)-3n appears to be unbounded.

Positive integers k such that A327306(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[3 n*r] - 3 Floor[n*r], {n, 1, z}] (* {A327306(n) : n > 0} *)

Flatten[Position[t, 0]] (* A327307 *)

Flatten[Position[t, 1]] (* A327308 *)

Flatten[Position[t, 2]] (* A327309 *)

CROSSREFS

Cf. A327306, A327308, A327309.

Sequence in context: A218851 A211184 A350666 * A029606 A247283 A050595

Adjacent sequences: A327304 A327305 A327306 * A327308 A327309 A327310

KEYWORD

nonn,easy

AUTHOR

Clark Kimberling, Sep 07 2019

EXTENSIONS

Corrected by Jianing Song, Sep 30 2019

STATUS

approved