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A037570 Base 5 digits are, in order, the first n terms of the periodic sequence with initial period 2,1,2. 0
2, 11, 57, 287, 1436, 7182, 35912, 179561, 897807, 4489037, 22445186, 112225932, 561129662, 2805648311, 14028241557, 70141207787, 350706038936, 1753530194682, 8767650973412, 43838254867061, 219191274335307, 1095956371676537 (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+2*x^2) / ( (x-1)*(5*x-1)*(1+x+x^2) ). - R. J. Mathar, Apr 27 2015

CROSSREFS

Sequence in context: A213098 A041129 A037490 * A240888 A120464 A164581

Adjacent sequences:  A037567 A037568 A037569 * A037571 A037572 A037573

KEYWORD

nonn,base,easy

AUTHOR

Clark Kimberling

STATUS

approved

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Last modified January 28 12:58 EST 2020. Contains 331321 sequences. (Running on oeis4.)