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A037718 Base 6 digits are, in order, the first n terms of the periodic sequence with initial period 2,0,1,3. 0
2, 12, 73, 441, 2648, 15888, 95329, 571977, 3431864, 20591184, 123547105, 741282633, 4447695800, 26686174800, 160117048801, 960702292809, 5764213756856, 34585282541136, 207511695246817, 1245070171480905, 7470421028885432 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..21.

Index entries for linear recurrences with constant coefficients, signature (7,-7,7,-6).

FORMULA

G.f.: ( x*(2-2*x+3*x^2) ) / ( (x-1)*(6*x-1)*(x^2+1) ). - R. J. Mathar, Oct 14 2015

CROSSREFS

Sequence in context: A002397 A163085 A037515 * A020049 A020004 A078469

Adjacent sequences:  A037715 A037716 A037717 * A037719 A037720 A037721

KEYWORD

nonn,base

AUTHOR

Clark Kimberling

STATUS

approved

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Last modified November 14 09:49 EST 2018. Contains 317182 sequences. (Running on oeis4.)