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A041733 Denominators of continued fraction convergents to sqrt(386). 2
1, 1, 2, 3, 14, 17, 320, 337, 1668, 2005, 3673, 5678, 219437, 225115, 444552, 669667, 3123220, 3792887, 71395186, 75188073, 372147478, 447335551, 819483029, 1266818580, 48958589069, 50225407649, 99183996718, 149409404367, 696821614186, 846231018553 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

LINKS

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

Index entries for linear recurrences with constant coefficients, signature (0,0,0,0,0,0,0,0,0,0,0,223110,0,0,0,0,0,0,0,0,0,0,0,-1).

FORMULA

G.f.: -(x^2 -x -1)*(x^20 +3*x^18 +17*x^16 +337*x^14 +2005*x^12 +5678*x^10 +2005*x^8 +337*x^6 +17*x^4 +3*x^2 +1) / (x^24 -223110*x^12 +1). - Colin Barker, Nov 22 2013

MATHEMATICA

Denominator[Convergents[Sqrt[386], 30]] (* Vincenzo Librandi, Dec 23 2013 *)

CROSSREFS

Cf. A041732, A040366.

Sequence in context: A100341 A041869 A041010 * A212112 A107083 A266694

Adjacent sequences:  A041730 A041731 A041732 * A041734 A041735 A041736

KEYWORD

nonn,frac,easy

AUTHOR

N. J. A. Sloane.

EXTENSIONS

More terms from Colin Barker, Nov 22 2013

STATUS

approved

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Last modified September 29 01:05 EDT 2022. Contains 357082 sequences. (Running on oeis4.)