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A010731 Constant sequence: the all 8's sequence. 9
8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

COMMENTS

a(n)=A136016 (8,35,80,) mod 9 . A136016 is linked to Lyman and Paschen spectra of hydrogen. - Paul Curtz, Oct 28 2008

Continued fraction expansion of 4+sqrt(17).  - Bruno Berselli, Mar 15 2011

LINKS

Table of n, a(n) for n=0..80.

Tanya Khovanova, Recursive Sequences

INRIA Algorithms Project, Encyclopedia of Combinatorial Structures 1016

Index to divisibility sequences

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

FORMULA

G.f.: 8/(1-x).  - Bruno Berselli, Mar 15 2011

PROG

(PARI) a(n)=8 \\ Charles R Greathouse IV, Oct 07 2015

CROSSREFS

Sequence in context: A031176 A269350 A195139 * A048762 A201053 A160949

Adjacent sequences:  A010728 A010729 A010730 * A010732 A010733 A010734

KEYWORD

nonn,easy

AUTHOR

N. J. A. Sloane.

STATUS

approved

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Last modified November 18 10:38 EST 2017. Contains 294887 sequences.