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A041714 Numerators of continued fraction convergents to sqrt(377). 2
19, 39, 97, 233, 8951, 18135, 45221, 108577, 4171147, 8450871, 21072889, 50596649, 1943745551, 3938087751, 9819921053, 23577929857, 905781255619, 1835140441095, 4576062137809, 10987264716713, 422092121372903, 855171507462519, 2132435136297941 (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 (0,0,0,466,0,0,0,-1).

FORMULA

G.f.: -(x+1)*(x^6-20*x^5+59*x^4-156*x^3-77*x^2-20*x-19) / (x^8-466*x^4+1). - Colin Barker, Nov 11 2013

MATHEMATICA

Numerator[Convergents[Sqrt[377], 30]] (* Vincenzo Librandi, Nov 07 2013 *)

CROSSREFS

Cf. A041715.

Sequence in context: A217731 A195048 A299964 * A041716 A041718 A041720

Adjacent sequences:  A041711 A041712 A041713 * A041715 A041716 A041717

KEYWORD

nonn,cofr,frac,easy

AUTHOR

N. J. A. Sloane.

EXTENSIONS

More terms from Colin Barker, Nov 11 2013

STATUS

approved

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Last modified May 19 22:32 EDT 2019. Contains 323411 sequences. (Running on oeis4.)