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A042057 Denominators of continued fraction convergents to sqrt(552). 2
1, 2, 93, 188, 8741, 17670, 821561, 1660792, 77217993, 156096778, 7257669781, 14671436340, 682143741421, 1378958919182, 64114254023793, 129607466966768, 6026057734495121, 12181722935957010, 566385312788517581, 1144952348512992172 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,2
LINKS
FORMULA
G.f.: -(x^2-2*x-1) / (x^4-94*x^2+1). - Colin Barker, Nov 30 2013
a(n) = 94*a(n-2) - a(n-4). - Wesley Ivan Hurt, Sep 05 2022
MATHEMATICA
Denominator[Convergents[Sqrt[552], 30]] (* Vincenzo Librandi, Jan 13 2014 *)
CROSSREFS
Sequence in context: A166825 A348852 A365852 * A214542 A137322 A239006
KEYWORD
nonn,frac,easy
AUTHOR
EXTENSIONS
More terms from Colin Barker, Nov 30 2013
STATUS
approved

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Last modified June 21 09:49 EDT 2024. Contains 373543 sequences. (Running on oeis4.)