A190563 Positions of 1 in A190561.

1, 3, 8, 13, 15, 20, 25, 30, 32, 37, 42, 44, 49, 54, 56, 59, 61, 66, 71, 73, 78, 83, 85, 90, 95, 100, 102, 107, 112, 114, 119, 124, 126, 129, 131, 136, 141, 143, 148, 153, 155, 160, 165, 170, 172, 177, 182, 184, 189, 194, 199, 201, 206, 211, 213, 218, 223, 225, 230, 235, 240, 242, 247, 252, 254, 259, 264, 269, 271, 276, 281, 283, 288

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 *)