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A037522 Base 5 digits are, in order, the first n terms of the periodic sequence with initial period 2,1,0. 0
2, 11, 55, 277, 1386, 6930, 34652, 173261, 866305, 4331527, 21657636, 108288180, 541440902, 2707204511, 13536022555, 67680112777, 338400563886, 1692002819430, 8460014097152, 42300070485761, 211500352428805, 1057501762144027 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..22.

Index entries for linear recurrences with constant coefficients, signature (5,0,1,-5).

FORMULA

G.f. x*(2+x) / ( (x-1)*(5*x-1)*(1+x+x^2) ). - R. J. Mathar, Nov 21 2011

CROSSREFS

Sequence in context: A251662 A327215 A307444 * A037731 A221019 A115205

Adjacent sequences:  A037519 A037520 A037521 * A037523 A037524 A037525

KEYWORD

nonn,base

AUTHOR

Clark Kimberling

STATUS

approved

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Last modified November 22 16:31 EST 2019. Contains 329396 sequences. (Running on oeis4.)