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A042567
Denominators of continued fraction convergents to sqrt(812).
2
1, 2, 113, 228, 12881, 25990, 1468321, 2962632, 167375713, 337714058, 19079362961, 38496439980, 2174880001841, 4388256443662, 247917240846913, 500222738137488, 28260390576546241, 57021003891229970, 3221436608485424561, 6499894220862079092
OFFSET
0,2
FORMULA
G.f.: -(x^2-2*x-1) / (x^4-114*x^2+1). - Colin Barker, Dec 18 2013
MATHEMATICA
Denominator[Convergents[Sqrt[812], 30]] (* Vincenzo Librandi, Jan 25 2014 *)
CROSSREFS
Sequence in context: A051590 A091302 A209611 * A142112 A285145 A278925
KEYWORD
nonn,frac,easy
AUTHOR
EXTENSIONS
Additional term from Colin Barker, Dec 18 2013
STATUS
approved