The OEIS mourns the passing of Jim Simons and is grateful to the Simons Foundation for its support of research in many branches of science, including the OEIS.
login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A096487 Largest term in periodic part of continued fraction expansion of square root of n-th repunit. 1
2, 6, 20, 66, 210, 666, 2108, 6666, 21080, 66666, 210818, 666666, 2108184, 6666666, 21081850, 66666666, 210818510, 666666666, 2108185106, 6666666666, 21081851066, 66666666666, 210818510676, 666666666666, 2108185106778 (list; graph; refs; listen; history; text; internal format)
OFFSET
2,1
LINKS
FORMULA
a(n) = 2*A096483(n).
MATHEMATICA
Do[Print[Max[ContinuedFraction[((-1+10^n)/9)^(1/2)]]], {n, 2, 18}]
CROSSREFS
Cf. A096483.
Sequence in context: A156831 A027061 A279460 * A083323 A174846 A369431
KEYWORD
nonn
AUTHOR
Labos Elemer, Jun 25 2004
EXTENSIONS
More terms from Michel Marcus, Aug 26 2019
STATUS
approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified May 27 19:58 EDT 2024. Contains 372882 sequences. (Running on oeis4.)