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A021979 Decimal expansion of 1/975. 0
0, 0, 1, 0, 2, 5, 6, 4, 1, 0, 2, 5, 6, 4, 1, 0, 2, 5, 6, 4, 1, 0, 2, 5, 6, 4, 1, 0, 2, 5, 6, 4, 1, 0, 2, 5, 6, 4, 1, 0, 2, 5, 6, 4, 1, 0, 2, 5, 6, 4, 1, 0, 2, 5, 6, 4, 1, 0, 2, 5, 6, 4, 1, 0, 2, 5, 6, 4, 1, 0, 2, 5, 6, 4, 1, 0, 2, 5, 6, 4, 1, 0, 2, 5, 6, 4, 1, 0, 2, 5, 6, 4, 1, 0, 2, 5, 6, 4, 1 (list; constant; graph; refs; listen; history; text; internal format)
OFFSET

0,5

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, Mar 07 2021: (Start)

a(n) = 2*a(n-1) - 2*a(n-2) + a(n-3) for n > 4.

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

CROSSREFS

Sequence in context: A154925 A154962 A091655 * A021043 A213736 A202343

Adjacent sequences:  A021976 A021977 A021978 * A021980 A021981 A021982

KEYWORD

nonn,cons

AUTHOR

N. J. A. Sloane.

STATUS

approved

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Last modified July 27 08:33 EDT 2021. Contains 346304 sequences. (Running on oeis4.)