A021067 Decimal expansion of 1/63.

0, 1, 5, 8, 7, 3, 0, 1, 5, 8, 7, 3, 0, 1, 5, 8, 7, 3, 0, 1, 5, 8, 7, 3, 0, 1, 5, 8, 7, 3, 0, 1, 5, 8, 7, 3, 0, 1, 5, 8, 7, 3, 0, 1, 5, 8, 7, 3, 0, 1, 5, 8, 7, 3, 0, 1, 5, 8, 7, 3, 0, 1, 5, 8, 7, 3, 0, 1, 5, 8, 7, 3, 0, 1, 5, 8, 7, 3, 0, 1, 5, 8, 7, 3, 0, 1, 5, 8, 7, 3, 0, 1, 5, 8, 7, 3, 0, 1, 5

Offset

0,3

Links

Table of n, a(n) for n=0..98.

Index entries for linear recurrences with constant coefficients, signature (2,-2,1).

Formula

From Chai Wah Wu, Jun 07 2016: (Start)

a(n) = 2*a(n-1) - 2*a(n-2) + a(n-3) for n > 2.

G.f.: x*(1 + 3*x)/((1 - x)*(1 - x + x^2)). (End)

Example

0.0158730158730158730158730158...

Mathematica

First[RealDigits[1/63, 10, 100, -1]] (* or *)
PadRight[{}, 100, {0, 1, 5, 8, 7, 3}] (* Paolo Xausa, Sep 27 2025 *)

Crossrefs

Sequence in context: A005120 A362975 A133731 * A047914 A005480 A204921

Adjacent sequences: A021064 A021065 A021066 * A021068 A021069 A021070

Keyword

nonn,cons,easy

Author

N. J. A. Sloane

Status

approved