A042246 - OEIS

A042246

Numerators of continued fraction convergents to sqrt(649).

25, 51, 484, 535, 1554, 5197, 6751, 11948, 30647, 42595, 201027, 243622, 4098979, 24837496, 78611467, 339283364, 1096461559, 6918052718, 111785305047, 118703357765, 586598736107, 705302093872

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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, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2247186452324398, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1).

MATHEMATICA

Numerator[Convergents[Sqrt[649], 30]] (* Vincenzo Librandi, Nov 19 2013 *)

CROSSREFS

Cf. A042247.

Sequence in context: A042240 A042242 A042244 * A042248 A132766 A039412

Adjacent sequences: A042243 A042244 A042245 * A042247 A042248 A042249

KEYWORD

nonn,cofr,frac,easy

AUTHOR

N. J. A. Sloane.

STATUS

approved