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A041482 Numerators of continued fraction convergents to sqrt(258). 2
16, 257, 8240, 132097, 4235344, 67897601, 2176958576, 34899234817, 1118952472720, 17938138798337, 575139394019504, 9220168443110401, 295620529573552336, 4739148641619947777, 151948377061411881200, 2435913181624210046977, 78101170189036133384464 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

LINKS

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

Index entries for linear recurrences with constant coefficients, signature (0,514,0,-1).

FORMULA

G.f.: -(x^3-16*x^2-257*x-16) / (x^4-514*x^2+1). - Colin Barker, Nov 07 2013

MATHEMATICA

Numerator[Convergents[Sqrt[258], 30]] (* Vincenzo Librandi, Nov 03 2013 *)

LinearRecurrence[{0, 514, 0, -1}, {16, 257, 8240, 132097}, 20] (* Harvey P. Dale, Aug 12 2018 *)

CROSSREFS

Cf. A041483.

Sequence in context: A223593 A067223 A041113 * A320362 A220742 A266023

Adjacent sequences:  A041479 A041480 A041481 * A041483 A041484 A041485

KEYWORD

nonn,cofr,frac,easy

AUTHOR

N. J. A. Sloane.

EXTENSIONS

More terms from Colin Barker, Nov 07 2013

STATUS

approved

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Last modified November 22 16:13 EST 2019. Contains 329396 sequences. (Running on oeis4.)