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A042875 Denominators of continued fraction convergents to sqrt(969). 2
1, 7, 8, 31, 101, 132, 233, 365, 963, 1328, 2291, 3619, 13148, 43063, 56211, 436540, 27121691, 190288377, 217410068, 842518581, 2744965811, 3587484392, 6332450203, 9919934595, 26172319393, 36092253988, 62264573381, 98356827369, 357335055488 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

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

FORMULA

a(n) = 27177902*a(n-16) - a(n-32) for n>31. - Vincenzo Librandi, Jan 31 2014

MATHEMATICA

Denominator[Convergents[Sqrt[969], 30]] (* Vincenzo Librandi, Jan 31 2014 *)

CROSSREFS

Cf. A042874, A040937.

Sequence in context: A136116 A080982 A271901 * A154745 A048064 A122605

Adjacent sequences:  A042872 A042873 A042874 * A042876 A042877 A042878

KEYWORD

nonn,frac,easy

AUTHOR

N. J. A. Sloane.

EXTENSIONS

More terms from Vincenzo Librandi, Jan 31 2014

STATUS

approved

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Last modified October 14 04:37 EDT 2019. Contains 327995 sequences. (Running on oeis4.)