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A042775 Denominators of continued fraction convergents to sqrt(918). 2
1, 3, 7, 10, 67, 2020, 12187, 14207, 40601, 136010, 8201201, 24739613, 57680427, 82420040, 552200667, 16648440050, 100442840967, 117091281017, 334625403001, 1120967490020, 67592674804201, 203898991902623, 475390658609447, 679289650512070 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

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, 8241802, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1).

FORMULA

G.f.: -(x^18 -3*x^17 +7*x^16 -10*x^15 +67*x^14 -2020*x^13 +12187*x^12 -14207*x^11 +40601*x^10 -136010*x^9 -40601*x^8 -14207*x^7 -12187*x^6 -2020*x^5 -67*x^4 -10*x^3 -7*x^2 -3*x -1) / (x^20 -8241802*x^10 +1). - Colin Barker, Dec 23 2013

MATHEMATICA

Denominator[Convergents[Sqrt[918], 30]] (* Vincenzo Librandi, Jan 29 2014 *)

CROSSREFS

Cf. A042774, A040887.

Sequence in context: A042229 A042373 A265686 * A229596 A125255 A125254

Adjacent sequences:  A042772 A042773 A042774 * A042776 A042777 A042778

KEYWORD

nonn,frac,easy

AUTHOR

N. J. A. Sloane.

EXTENSIONS

More terms from Colin Barker, Dec 23 2013

STATUS

approved

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Last modified February 17 17:12 EST 2019. Contains 320222 sequences. (Running on oeis4.)