A130630 - OEIS

A130630

Periodic sequence with period 1 1 1 1 1 0 0 0 0.

1, 1, 1, 1, 1, 0, 0, 0, 0, 1, 1, 1, 1, 1, 0, 0, 0, 0, 1, 1, 1, 1, 1, 0, 0, 0, 0, 1, 1, 1, 1, 1, 0, 0, 0, 0, 1, 1, 1, 1, 1, 0, 0, 0, 0, 1, 1, 1, 1, 1, 0, 0, 0, 0, 1, 1, 1, 1, 1, 0, 0, 0, 0, 1, 1, 1, 1, 1, 0, 0, 0, 0, 1, 1, 1, 1, 1, 0, 0, 0, 0, 1, 1, 1, 1, 1, 0, 0, 0, 0, 1, 1, 1, 1, 1, 0, 0, 0, 0

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

OFFSET

0,1

LINKS

Table of n, a(n) for n=0..98.

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

FORMULA

G.f.: -(1+x+x^2+x^3+x^4) / ( (x-1)*(1+x+x^2)*(x^6+x^3+1) ). - R. J. Mathar, Nov 19 2011

PROG

(PARI) a(n)=1-n%9\5 \\ Charles R Greathouse IV, Jun 02 2011

CROSSREFS

Sequence in context: A014119 A084052 A352677 * A059318 A071029 A071030

Adjacent sequences: A130627 A130628 A130629 * A130631 A130632 A130633

KEYWORD

nonn,easy,less

AUTHOR

Paul Curtz, Jun 19 2007

STATUS

approved