A021999 Decimal expansion of 1/995.

0, 0, 1, 0, 0, 5, 0, 2, 5, 1, 2, 5, 6, 2, 8, 1, 4, 0, 7, 0, 3, 5, 1, 7, 5, 8, 7, 9, 3, 9, 6, 9, 8, 4, 9, 2, 4, 6, 2, 3, 1, 1, 5, 5, 7, 7, 8, 8, 9, 4, 4, 7, 2, 3, 6, 1, 8, 0, 9, 0, 4, 5, 2, 2, 6, 1, 3, 0, 6, 5, 3, 2, 6, 6, 3, 3, 1, 6, 5, 8, 2, 9, 1, 4, 5, 7, 2, 8, 6, 4, 3, 2, 1, 6, 0, 8, 0, 4, 0

Offset

0,6

Comments

Generalization:

1/5 = sum (5^i/10^(i+1)), i >= 0,

1/95 = sum (5^i/100^(i+1)), i >= 0,

1/995 = sum (5^i/1000^(i+1)), i >= 0, (this sequence)

1/9995 = sum (5^i/1000^(i+1)), i >= 0, ... - Daniel Forgues, Oct 28 2011

Links

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

Example

0.0010050251256281407035175879396984924623115577889447...

Mathematica

First[RealDigits[1/995, 10, 100, -1]] (* Paolo Xausa, Sep 24 2025 *)

Crossrefs

Sequence in context: A019625 A261165 A222597 * A021203 A276712 A199387

Adjacent sequences: A021996 A021997 A021998 * A022000 A022001 A022002

Keyword

nonn,cons,easy

Author

N. J. A. Sloane

Status

approved