A190554 Positions of 4 in A190549.

7, 12, 24, 36, 41, 53, 65, 70, 82, 94, 106, 111, 123, 135, 140, 152, 164, 176, 181, 193, 205, 210, 222, 234, 239, 246, 251, 263, 275, 280, 292, 304, 309, 321, 333, 345, 350, 362, 374, 379, 391, 403, 408, 415, 420

Offset

1,1

Comments

See A190549.

Links

G. C. Greubel, Table of n, a(n) for n = 1..1000

Mathematica

r = Sqrt[2]; b = 4; c = 1;
f[n_] := Floor[(b*n + c)*r] - b*Floor[n*r] - Floor[c*r];
t = Table[f[n], {n, 1, 200}] (* A190549 *)
Flatten[Position[t, 0]]          (* A190550 *)
Flatten[Position[t, 1]]          (* A190551 *)
Flatten[Position[t, 2]]          (* A190552 *)
Flatten[Position[t, 3]]          (* A190553 *)
Flatten[Position[t, 4]]          (* A190554 *)

Crossrefs

Cf. A190549.

Sequence in context: A076852 A011996 A357509 * A375971 A273244 A273298

Adjacent sequences: A190551 A190552 A190553 * A190555 A190556 A190557

Keyword

nonn

Author

Clark Kimberling, May 12 2011

Status

approved