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A041624 Numerators of continued fraction convergents to sqrt(331). 2
18, 91, 473, 564, 3857, 8278, 28691, 36969, 65660, 168289, 233949, 636187, 870136, 10207683, 21285502, 31493185, 52778687, 928730864, 981509551, 1910240415, 4801990381, 54732134606, 59534124987 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

COMMENTS

Conjecture: satisfies a linear recurrence having 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, 0, 0, 0, 0, 5571179602887940, 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, 0, 0, 0, 0, -1). - Harvey P. Dale, Apr 08 2022

LINKS

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

MATHEMATICA

Numerator[Convergents[Sqrt[331], 30]] (* Vincenzo Librandi, Nov 05 2013 *)

CROSSREFS

Cf. A041625.

Sequence in context: A247901 A059138 A117735 * A227812 A186122 A275253

Adjacent sequences: A041621 A041622 A041623 * A041625 A041626 A041627

KEYWORD

nonn,cofr,frac,easy

AUTHOR

N. J. A. Sloane.

STATUS

approved

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Last modified November 26 14:22 EST 2022. Contains 358362 sequences. (Running on oeis4.)