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A037770 Base 9 digits are, in order, the first n terms of the periodic sequence with initial period 3,0,2,1. 0
3, 27, 245, 2206, 19857, 178713, 1608419, 14475772, 130281951, 1172537559, 10552838033, 94975542298, 854779880685, 7693018926165, 69237170335487, 623134533019384, 5608210797174459 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..17.

Index entries for linear recurrences with constant coefficients, signature (9,0,0,1,-9).

FORMULA

G.f.: x*(3+2*x^2+x^3) / ( (x-1)*(9*x-1)*(1+x)*(x^2+1) ). - R. J. Mathar, May 02 2015

CROSSREFS

Sequence in context: A168495 A037763 A037651 * A037658 A163474 A235373

Adjacent sequences:  A037767 A037768 A037769 * A037771 A037772 A037773

KEYWORD

nonn,base,easy

AUTHOR

Clark Kimberling

STATUS

approved

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Last modified April 20 08:46 EDT 2019. Contains 322306 sequences. (Running on oeis4.)