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A042069
Denominators of continued fraction convergents to sqrt(558).
2
1, 1, 2, 3, 5, 8, 37, 45, 82, 127, 209, 336, 15665, 16001, 31666, 47667, 79333, 127000, 587333, 714333, 1301666, 2015999, 3317665, 5333664, 248666209, 253999873, 502666082, 756665955, 1259332037, 2015997992, 9323324005, 11339321997, 20662646002, 32001967999
OFFSET
0,3
LINKS
Index entries for linear recurrences with constant coefficients, signature (0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 15874, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1).
FORMULA
G.f.: -(x^2 -x -1)*(x^4 -x^3 +2*x^2 +x +1)*(x^4 +x^3 +2*x^2 -x +1)*(x^12 +42*x^6 +1) / ((x^12 -126*x^6 +1)*(x^12 +126*x^6 +1)). - Colin Barker, Dec 01 2013
MATHEMATICA
Denominator[Convergents[Sqrt[558], 30]] (* Vincenzo Librandi, Jan 13 2014 *)
CROSSREFS
Sequence in context: A178355 A281618 A059359 * A041008 A041569 A268480
KEYWORD
nonn,frac,easy
AUTHOR
EXTENSIONS
More terms from Colin Barker, Dec 01 2013
STATUS
approved