A010734 - OEIS

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A010734

Constant sequence: the all 9's sequence.

9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9

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

OFFSET

0,1

COMMENTS

Continued fraction expansion of (9 + sqrt(85))/2. - Bruno Berselli, Mar 15 2011

Also decimal expansion of 0.9999... = 1. - Jianing Song, Jul 12 2018

Contains "SUB[48]: 200 Terabytes of nines", proposed in Randall Munroe's xkcd Web Comic #2016 as a subsequence. - Hugo Pfoertner, Jul 15 2018

Also digits of the 10-adic integer -1. - Stefano Spezia, Jan 21 2021

LINKS

Table of n, a(n) for n=0..104.

INRIA Algorithms Project, Encyclopedia of Combinatorial Structures 1017

Tanya Khovanova, Recursive Sequences