A190565 Positions of 3 in A190561.

2, 7, 9, 14, 19, 21, 26, 31, 36, 38, 43, 48, 50, 55, 60, 65, 67, 72, 77, 79, 84, 89, 91, 94, 96, 101, 106, 108, 113, 118, 120, 125, 130, 135, 137, 142, 147, 149, 154, 159, 164, 166, 171, 176, 178, 183, 188, 190, 195, 200, 205, 207, 212, 217, 219, 224, 229, 234, 236, 241, 246, 248, 253, 258, 260, 263, 265, 270, 275, 277, 282, 287

Offset: 1

Author

Clark Kimberling, May 12 2011

Keywords

• nonn

Comments

See A190561.

Links

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

Crossrefs

Cf. A190561.

Programs

Mathematica

r = Sqrt[2]; b = 4; c = 3;
f[n_] := Floor[(b*n + c)*r] - b*Floor[n*r] - Floor[c*r];
t = Table[f[n], {n, 1, 200}] (* A190561 *)
Flatten[Position[t, 0]]          (* A190562 *)
Flatten[Position[t, 1]]          (* A190563 *)
Flatten[Position[t, 2]]          (* A190564 *)
Flatten[Position[t, 3]]          (* A190565 *)
Flatten[Position[t, 4]]          (* A190566 *)