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A042439
Denominators of continued fraction convergents to sqrt(747).
2
1, 3, 163, 492, 26731, 80685, 4383721, 13231848, 718903513, 2169942387, 117895792411, 355857319620, 19334191051891, 58358430475293, 3170689436717713, 9570426740628432, 519973733430653041, 1569491627032587555, 85272521593190381011, 257387056406603730588
OFFSET
0,2
FORMULA
G.f.: -(x^2-3*x-1) / (x^4-164*x^2+1). - Colin Barker, Dec 14 2013
MATHEMATICA
Denominator[Convergents[Sqrt[747], 30]] (* Vincenzo Librandi, Jan 22 2014 *)
CROSSREFS
Sequence in context: A157559 A157586 A341224 * A364302 A212845 A212806
KEYWORD
nonn,frac,easy
AUTHOR
EXTENSIONS
More terms from Colin Barker, Dec 14 2013
STATUS
approved