A037595 - OEIS

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A037595

Base 9 digits are, in order, the first n terms of the periodic sequence with initial period 1,0,3.

1, 9, 84, 757, 6813, 61320, 551881, 4966929, 44702364, 402321277, 3620891493, 32588023440, 293292210961, 2639629898649, 23756669087844, 213810021790597, 1924290196115373

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,2

LINKS

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

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

FORMULA

G.f.: x*(1+3*x^2) / ( (x-1)*(9*x-1)*(1+x+x^2) ). - R. J. Mathar, Apr 27 2015

EXAMPLE

In base 9 the sequence reads 1, 10, 103, 1031, 10310,...

CROSSREFS

Sequence in context: A180807 A203455 A272582 * A037686 A181353 A370029

Adjacent sequences: A037592 A037593 A037594 * A037596 A037597 A037598

KEYWORD

nonn,base,easy

AUTHOR

Clark Kimberling

STATUS

approved