A277598 (1/2)*A277591.

2, 7, 12, 17, 20, 22, 27, 32, 37, 42, 47, 52, 57, 62, 67, 70, 72, 77, 82, 87, 92, 97, 102, 107, 112, 117, 120, 122, 127, 132, 137, 142, 147, 152, 157, 162, 167, 170, 172, 177, 182, 187, 192, 197, 200, 202, 207, 212, 217, 220, 222, 227, 232, 237, 242, 247

Offset

1,1

Links

Clark Kimberling, Table of n, a(n) for n = 1..10000

Mathematica

z = 260; a[b_] := Table[Mod[n/b^IntegerExponent[n, b], b], {n, 1, z}]
p[b_, d_] := Flatten[Position[a[b], d]]
p[10, 2]/2 (* A277597 *)
p[10, 4]/3 (* A277598 *)
p[10, 5]/5 (* A277599 *)
p[10, 6]/2 (* A277600 *)
p[10, 8]/2 (* A277601 *)

Crossrefs

Cf. A277591, A277597, A277599-A277601.

Sequence in context: A215247 A160455 A045929 * A105501 A016873 A019592

Adjacent sequences: A277595 A277596 A277597 * A277599 A277600 A277601

Keyword

nonn,easy

Author

Clark Kimberling, Nov 12 2016

Status

approved