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A042825 Denominators of continued fraction convergents to sqrt(943). 2
1, 1, 3, 7, 17, 24, 1457, 1481, 4419, 10319, 25057, 35376, 2147617, 2182993, 6513603, 15210199, 36934001, 52144200, 3165586001, 3217730201, 9601046403, 22419823007, 54440692417, 76860515424, 4666071617857, 4742932133281, 14151935884419, 33046803902119 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

LINKS

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

Index to sequences with linear recurrences with constant coefficients, signature (0,0,0,0,0,1474,0,0,0,0,0,-1).

FORMULA

G.f.: -(x^10-x^9+3*x^8-7*x^7+17*x^6-24*x^5-17*x^4-7*x^3-3*x^2-x-1) / (x^12-1474*x^6+1). - Colin Barker, Dec 24 2013

MATHEMATICA

Denominator[Convergents[Sqrt[943], 30]] (* Vincenzo Librandi, Jan 30 2014 *)

CROSSREFS

Cf. A042824, A040912.

Sequence in context: A085396 A041077 A041663 * A076033 A029519 A045424

Adjacent sequences:  A042822 A042823 A042824 * A042826 A042827 A042828

KEYWORD

nonn,frac,easy

AUTHOR

N. J. A. Sloane.

EXTENSIONS

More terms from Colin Barker, Dec 24 2013

STATUS

approved

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Last modified December 21 11:25 EST 2014. Contains 252310 sequences.