login
This site is supported by donations to The OEIS Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A040469 Continued fraction for sqrt(492). 2
22, 5, 1, 1, 10, 1, 1, 5, 44, 5, 1, 1, 10, 1, 1, 5, 44, 5, 1, 1, 10, 1, 1, 5, 44, 5, 1, 1, 10, 1, 1, 5, 44, 5, 1, 1, 10, 1, 1, 5, 44, 5, 1, 1, 10, 1, 1, 5, 44, 5, 1, 1, 10, 1, 1, 5, 44, 5, 1, 1, 10, 1, 1, 5, 44, 5, 1, 1, 10, 1, 1, 5, 44, 5, 1, 1, 10, 1, 1, 5, 44, 5, 1, 1 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

LINKS

Table of n, a(n) for n=0..83.

Index entries for continued fractions for constants

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

FORMULA

a(n)=(1/56)*{-256*(n mod 8)-11*[(n+1) mod 8]+17*[(n+2) mod 8]+80*[(n+3) mod 8]-46*[(n+4) mod 8]+17*[(n+5) mod 8]+45*[(n+6) mod 8]+290*[(n+7) mod 8]}-22*[C(2*n,n) mod 2], with n>=0 [From Paolo P. Lava, May 13 2009]

MAPLE

with(numtheory): Digits := 300: convert(evalf(sqrt(492)), confrac);

MATHEMATICA

ContinuedFraction[Sqrt[492], 100] (* Harvey P. Dale, Nov 21 2011 *)

CROSSREFS

Sequence in context: A040472 A139335 A304456 * A040468 A317740 A317901

Adjacent sequences:  A040466 A040467 A040468 * A040470 A040471 A040472

KEYWORD

nonn,cofr,easy,less

AUTHOR

N. J. A. Sloane.

STATUS

approved

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

License Agreements, Terms of Use, Privacy Policy. .

Last modified September 17 10:37 EDT 2019. Contains 327129 sequences. (Running on oeis4.)