A021949 Decimal expansion of 1/945.

0, 0, 1, 0, 5, 8, 2, 0, 1, 0, 5, 8, 2, 0, 1, 0, 5, 8, 2, 0, 1, 0, 5, 8, 2, 0, 1, 0, 5, 8, 2, 0, 1, 0, 5, 8, 2, 0, 1, 0, 5, 8, 2, 0, 1, 0, 5, 8, 2, 0, 1, 0, 5, 8, 2, 0, 1, 0, 5, 8, 2, 0, 1, 0, 5, 8, 2, 0, 1, 0, 5, 8, 2, 0, 1, 0, 5, 8, 2, 0, 1, 0, 5, 8, 2, 0, 1, 0, 5, 8, 2, 0, 1, 0, 5, 8, 2, 0, 1

Offset

0,5

Links

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

Index entries for periodic sequences, period 6.

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

Example

0.00105820105820105820105820105820105820105820105820105820105820105820105820....

Mathematica

Join[{0, 0}, RealDigits[1/945, 10, 120][[1]]] (* or *) PadRight[{0}, 120, {2, 0, 1, 0, 5, 8}] (* Harvey P. Dale, May 29 2019 *)

Prog

(PARI) a(n)=if(n, 505280\9^(n%6)%9, 0) \\ Charles R Greathouse IV, Jun 01 2026

Crossrefs

Sequence in context: A235936 A260781 A306068 * A363540 A076788 A195358

Adjacent sequences: A021946 A021947 A021948 * A021950 A021951 A021952

Keyword

nonn,cons,easy,changed

Author

N. J. A. Sloane

Status

approved