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A171677

Period 9:repeat 7,5,7,4,2,4,1,8,1.

7, 5, 7, 4, 2, 4, 1, 8, 1, 7, 5, 7, 4, 2, 4, 1, 8, 1, 7, 5, 7, 4, 2, 4, 1, 8, 1, 7, 5, 7, 4, 2, 4, 1, 8, 1, 7, 5, 7, 4, 2, 4, 1, 8, 1, 7, 5, 7, 4, 2, 4, 1, 8, 1, 7, 5, 7, 4, 2, 4, 1, 8, 1, 7, 5, 7, 4, 2, 4, 1, 8, 1, 7, 5, 7, 4, 2, 4, 1, 8, 1, 7, 5, 7, 4, 2, 4, 1, 8, 1

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OFFSET

0,1

COMMENTS

Represents also the decimal expansion of 252474727/333333333.

Contains the same set of numbers as A141425.

LINKS

Table of n, a(n) for n=0..89.

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

FORMULA

a(n) = A165563(n+1) mod 9.

G.f.: ( -7-5*x-7*x^2-4*x^3-2*x^4-4*x^5-x^6-8*x^7-x^8 ) / ( (x-1) *(1+x+x^2) *(x^6+x^3+1) ). - R. J. Mathar, Mar 08 2011