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A042515 Denominators of continued fraction convergents to sqrt(786). 2
1, 28, 1569, 43960, 2463329, 69017172, 3867424961, 108356916080, 6071854725441, 170120289228428, 9532808051517409, 267088745731715880, 14966502569027606689, 419329160678504703172, 23497399500565290984321, 658346515176506652264160, 36890902249384937817777281 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,2
LINKS
FORMULA
G.f.: -(x^2-28*x-1) / (x^4-1570*x^2+1). - Colin Barker, Dec 17 2013
MATHEMATICA
Denominator[Convergents[Sqrt[786], 30]] (* Vincenzo Librandi, Jan 23 2014 *)
CROSSREFS
Sequence in context: A110696 A007222 A209265 * A042512 A285029 A163033
KEYWORD
nonn,frac,easy
AUTHOR
EXTENSIONS
More terms from Colin Barker, Dec 17 2013
STATUS
approved

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Last modified February 27 06:28 EST 2024. Contains 370362 sequences. (Running on oeis4.)