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!)
A189090 Continued fraction of Pi + sqrt(Pi^2 - 1). 3
6, 8, 2, 1, 6, 1, 1, 1, 1, 1, 1, 1, 1, 2, 6, 1, 14, 2, 1, 6, 3, 1, 1, 2, 3, 7, 1, 1, 3, 2, 2, 1, 3, 10, 1, 1, 4, 3, 3, 10, 1, 2, 2, 18, 3, 77, 1, 1, 18, 1, 2, 2, 4, 1, 2, 8, 1, 4, 1, 44, 1, 28, 1, 4, 1, 1, 2, 116, 1, 1, 2, 2, 1, 5, 4, 5, 27, 4, 1, 3, 1, 3, 5, 1, 2, 2, 1, 16, 1, 3, 1, 5, 2, 1, 1, 25, 3, 1, 1, 17, 1, 5, 3, 1, 2, 1, 4, 12, 4, 7, 42, 19, 1, 2, 23, 1, 3, 2, 1, 4 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,1
LINKS
Charles R Greathouse IV, Table of n, a(n) for n = 0..10000
MATHEMATICA
r = 2*Pi; t = (r + (-4 + r^2)^(1/2))/2; FullSimplify[t]
N[t, 130]
RealDigits[N[t, 130]][[1]] (*A189089*)
ContinuedFraction[t, 120] (*A189090*)
PROG
(PARI) contfrac(Pi+sqrt(Pi^2-1)) \\ Charles R Greathouse IV, Jul 29 2011
CROSSREFS
Sequence in context: A246845 A214369 A242769 * A075549 A196617 A021860
KEYWORD
nonn,cofr
AUTHOR
Clark Kimberling, Apr 16 2011
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 March 18 22:09 EDT 2024. Contains 370951 sequences. (Running on oeis4.)