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

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A040345 Continued fraction for sqrt(365). 2
19, 9, 1, 1, 9, 38, 9, 1, 1, 9, 38, 9, 1, 1, 9, 38, 9, 1, 1, 9, 38, 9, 1, 1, 9, 38, 9, 1, 1, 9, 38, 9, 1, 1, 9, 38, 9, 1, 1, 9, 38, 9, 1, 1, 9, 38, 9, 1, 1, 9, 38, 9, 1, 1, 9, 38, 9, 1, 1, 9, 38, 9, 1, 1, 9, 38, 9, 1, 1, 9, 38, 9, 1, 1, 9, 38, 9, 1, 1, 9, 38, 9, 1, 1, 9 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

LINKS

Table of n, a(n) for n=0..84.

Index entries for continued fractions for constants

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

FORMULA

a(n)=(1/25)*{-116*(n mod 5)-11*[(n+1) mod 5]+29*[(n+2) mod 5]+69*[(n+3) mod 5]+174*[(n+4) mod 5]}-19*[C(2*n,n) mod 2], with n>=0 [From Paolo P. Lava, Apr 28 2009]

MAPLE

with(numtheory): Digits := 300: convert(evalf(sqrt(365)), confrac);

CROSSREFS

Sequence in context: A124608 A218162 A064264 * A070685 A033339 A175674

Adjacent sequences:  A040342 A040343 A040344 * A040346 A040347 A040348

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 February 19 22:38 EST 2019. Contains 320328 sequences. (Running on oeis4.)