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A042539 Denominators of continued fraction convergents to sqrt(798). 2
1, 4, 225, 904, 50849, 204300, 11491649, 46170896, 2597061825, 10434418196, 586924480801, 2358132341400, 132642335599201, 532927474738204, 29976580920938625, 120439251158492704, 6774574645796530049, 27218737834344612900, 1531023893369094852449 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,2
LINKS
FORMULA
G.f.: -(x^2-4*x-1) / (x^4-226*x^2+1). - Colin Barker, Dec 17 2013
MATHEMATICA
Denominator[Convergents[Sqrt[798], 30]] (* Vincenzo Librandi, Jan 23 2014 *)
LinearRecurrence[{0, 226, 0, -1}, {1, 4, 225, 904}, 20] (* Harvey P. Dale, Aug 14 2021 *)
CROSSREFS
Sequence in context: A052209 A211610 A364481 * A182484 A159281 A290346
KEYWORD
nonn,frac,easy
AUTHOR
EXTENSIONS
More terms from Colin Barker, Dec 17 2013
STATUS
approved

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Last modified June 13 22:21 EDT 2024. Contains 373391 sequences. (Running on oeis4.)