A021880 - OEIS

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A021880

Decimal expansion of 1/876.

0, 0, 1, 1, 4, 1, 5, 5, 2, 5, 1, 1, 4, 1, 5, 5, 2, 5, 1, 1, 4, 1, 5, 5, 2, 5, 1, 1, 4, 1, 5, 5, 2, 5, 1, 1, 4, 1, 5, 5, 2, 5, 1, 1, 4, 1, 5, 5, 2, 5, 1, 1, 4, 1, 5, 5, 2, 5, 1, 1, 4, 1, 5, 5, 2, 5, 1, 1, 4, 1, 5, 5, 2, 5, 1, 1, 4, 1, 5, 5, 2, 5, 1, 1, 4, 1, 5, 5, 2, 5, 1, 1, 4, 1, 5, 5, 2, 5, 1

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OFFSET

0,5

LINKS

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

Index entries for linear recurrences with constant coefficients, signature (1,0,0,-1,1).

FORMULA

From Chai Wah Wu, Feb 02 2021: (Start)

a(n) = a(n-1) - a(n-4) + a(n-5) for n > 6.

G.f.: (-5*x^6 + 3*x^5 - 3*x^4 - x^2)/((x - 1)*(x^4 + 1)). (End)

CROSSREFS

Sequence in context: A249057 A105721 A099310 * A075013 A117379 A007309

Adjacent sequences: A021877 A021878 A021879 * A021881 A021882 A021883

KEYWORD

nonn,cons

AUTHOR

N. J. A. Sloane

STATUS

approved