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A190200 Positions of 1 in A190198; complement of A190199. 3
1, 4, 5, 8, 10, 12, 13, 15, 17, 19, 20, 23, 24, 27, 30, 31, 34, 36, 38, 39, 43, 45, 46, 49, 50, 53, 55, 56, 57, 60, 62, 64, 65, 68, 69, 71, 72, 75, 76, 79, 81, 83, 86, 88, 90, 91, 94, 95, 98, 101, 102, 105, 107, 109, 110, 112, 114, 116, 117, 120, 121, 124, 127, 128, 131, 133, 135, 136, 139, 140, 142, 143, 146, 147, 150, 152, 154, 157 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

G. C. Greubel, Table of n, a(n) for n = 1..5550

MATHEMATICA

u = 3^(1/2); v = 1/u;

f[n_] := Floor[n*u + n*v] - Floor[n*u] - Floor[n*v]

t = Table[f[n], {n, 1, 120}] (*A190198*)

Flatten[Position[t, 0]]      (*A190199*)

Flatten[Position[t, 1]]      (*A190200*)

CROSSREFS

Cf. A190198, A190199.

Sequence in context: A141220 A340762 A092022 * A162902 A026491 A255491

Adjacent sequences:  A190197 A190198 A190199 * A190201 A190202 A190203

KEYWORD

nonn

AUTHOR

Clark Kimberling, May 05 2011

STATUS

approved

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Last modified May 9 20:59 EDT 2021. Contains 343746 sequences. (Running on oeis4.)