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A120753 Numbers k such that {rk} > c, where r = (1/2)^(1/2), c = 1/2 and { } denotes fractional part. 2
1, 4, 5, 7, 8, 11, 14, 15, 18, 21, 22, 24, 25, 28, 29, 31, 32, 35, 38, 39, 41, 42, 45, 46, 48, 49, 52, 55, 56, 59, 62, 63, 65, 66, 69, 72, 73, 76, 79, 80, 82, 83, 86, 87, 89, 90, 93, 96, 97, 100, 103, 104, 106, 107, 110, 113, 114, 117, 120, 121, 123, 124, 127, 128, 130, 131 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Positions of 1 in A083035.

LINKS

Table of n, a(n) for n=1..66.

EXAMPLE

(See A120243.)

MATHEMATICA

r = Sqrt[1/2]; b = 2; c = 0;

f[n_] := Floor[(b*n + c)*r] - b*Floor[n*r] - Floor[c*r];

t = Table[f[n], {n, 1, 200}] (* A083035 *)

Flatten[Position[t, 0]]      (* A120752 *)

Flatten[Position[t, 1]]      (* A120753 *)

CROSSREFS

Cf. A083035, A120752, A190762.

Sequence in context: A188265 A032714 A032702 * A188322 A139201 A049649

Adjacent sequences:  A120750 A120751 A120752 * A120754 A120755 A120756

KEYWORD

nonn

AUTHOR

Clark Kimberling, Jul 01 2006

STATUS

approved

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Last modified May 14 19:53 EDT 2021. Contains 343903 sequences. (Running on oeis4.)