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A042449 Denominators of continued fraction convergents to sqrt(752). 2
1, 2, 5, 7, 19, 26, 71, 168, 9143, 18454, 46051, 64505, 175061, 239566, 654193, 1547952, 84243601, 170035154, 424313909, 594349063, 1613012035, 2207361098, 6027734231, 14262829560, 776220530471, 1566703890502, 3909628311475, 5476332201977, 14862292715429 (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 (0,0,0,0,0,0,0,9214,0,0,0,0,0,0,0,-1).

FORMULA

G.f.: -(x^14 -2*x^13 +5*x^12 -7*x^11 +19*x^10 -26*x^9 +71*x^8 -168*x^7 -71*x^6 -26*x^5 -19*x^4 -7*x^3 -5*x^2 -2*x -1) / ((x^8 -96*x^4 +1)*(x^8 +96*x^4 +1)). - Colin Barker, Dec 14 2013

MATHEMATICA

Denominator[Convergents[Sqrt[752], 30]] (* Vincenzo Librandi, Jan 22 2014 *)

CROSSREFS

Cf. A042448, A040724.

Sequence in context: A042809 A002531 A108413 * A046115 A267481 A089443

Adjacent sequences:  A042446 A042447 A042448 * A042450 A042451 A042452

KEYWORD

nonn,frac,easy

AUTHOR

N. J. A. Sloane.

EXTENSIONS

More terms from Colin Barker, Dec 14 2013

STATUS

approved

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Last modified May 19 06:41 EDT 2019. Contains 323386 sequences. (Running on oeis4.)