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A041064
Numerators of continued fraction convergents to sqrt(39).
2
6, 25, 306, 1249, 15294, 62425, 764394, 3120001, 38204406, 155937625, 1909455906, 7793761249, 95434590894, 389532124825, 4769820088794, 19468812480001, 238395569848806, 973051091875225, 11915008672351506
OFFSET
0,1
FORMULA
G.f.: -(x^3-6*x^2-25*x-6) / (x^4-50*x^2+1). - Colin Barker, Nov 04 2013
MATHEMATICA
Table[Numerator[FromContinuedFraction[ContinuedFraction[Sqrt[39], n]]], {n, 1, 50}] (* Vladimir Joseph Stephan Orlovsky, Mar 21 2011*)
Numerator[Convergents[Sqrt[39], 30]] (* Vincenzo Librandi, Oct 29 2013 *)
CROSSREFS
Sequence in context: A199008 A356909 A090566 * A005938 A157025 A174401
KEYWORD
nonn,cofr,frac,easy
AUTHOR
STATUS
approved