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A327258
Positions of 1's in {A327256(n) : n > 0}.
4
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
KEYWORD
nonn,easy
AUTHOR
Clark Kimberling, Sep 03 2019
EXTENSIONS
Corrected by Jianing Song, Sep 29 2019
STATUS
approved