A021991 Decimal expansion of 1/987.

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

Offset

0,6

Comments

Generalization:

1/87 = Sum_{i>=0} 13^i/100^(i+1);

1/987 = Sum_{i>=0} 13^i/1000^(i+1) (this sequence);

1/9987 = Sum_{i>=0} 13^i/10000^(i+1), etc. - Daniel Forgues, Oct 28 2011

Links

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

Example

.0010131712259371833839918946301925025329280648429584599797365754812563323...

Mathematica

realDigitsRecip[987] (* The realDigitsRecip program is at A021200 *) (* Harvey P. Dale, Aug 26 2024 *)

Crossrefs

Sequence in context: A097612 A136011 A227984 * A112132 A053381 A038712

Adjacent sequences: A021988 A021989 A021990 * A021992 A021993 A021994

Keyword

nonn,cons

Author

N. J. A. Sloane

Status

approved