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

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A042522 Numerators of continued fraction convergents to sqrt(790). 2
28, 253, 534, 787, 4469, 5256, 9725, 34431, 147449, 181880, 874969, 1056849, 5102365, 16363944, 21466309, 37830253, 210617574, 248447827, 707513228, 6616066879, 371207258452, 3347481392947, 7066170044346 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 0..200

Index entries for linear recurrences with constant coefficients, signature (0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 13232133758, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1).

FORMULA

a(n) = 13232133758*a(n-20) - a(n-40) for n>39. [Bruno Berselli, Nov 26 2013]

MATHEMATICA

Numerator[Convergents[Sqrt[790], 30]] (* Vincenzo Librandi, Nov 25 2013 *)

CROSSREFS

Cf. A042523.

Sequence in context: A188526 A219600 A092341 * A025517 A222267 A240003

Adjacent sequences:  A042519 A042520 A042521 * A042523 A042524 A042525

KEYWORD

nonn,cofr,frac,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 20 06:26 EST 2019. Contains 320332 sequences. (Running on oeis4.)