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

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A040238 Continued fraction for sqrt(254). 1
15, 1, 14, 1, 30, 1, 14, 1, 30, 1, 14, 1, 30, 1, 14, 1, 30, 1, 14, 1, 30, 1, 14, 1, 30, 1, 14, 1, 30, 1, 14, 1, 30, 1, 14, 1, 30, 1, 14, 1, 30, 1, 14, 1, 30, 1, 14, 1, 30, 1, 14, 1, 30, 1, 14, 1, 30, 1, 14, 1, 30, 1, 14, 1, 30, 1, 14, 1, 30, 1, 14, 1, 30, 1, 14 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

LINKS

Table of n, a(n) for n=0..74.

Index entries for continued fractions for constants

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

FORMULA

a(n)=(1/6)*{-32*(n mod 4)+31*[(n+1) mod 4]-8*[(n+2) mod 4]+55*[(n+3) mod 4]}-15*[C(2*n,n) mod 2], with n>=0 [From Paolo P. Lava, Apr 22 2009]

MAPLE

with(numtheory): Digits := 300: convert(evalf(sqrt(254)), confrac);

CROSSREFS

Sequence in context: A040237 A317835 A225762 * A201460 A040239 A126141

Adjacent sequences:  A040235 A040236 A040237 * A040239 A040240 A040241

KEYWORD

nonn,cofr,easy

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 October 14 23:58 EDT 2019. Contains 328025 sequences. (Running on oeis4.)