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A042251
Denominators of continued fraction convergents to sqrt(651).
2
1, 1, 2, 33, 35, 68, 3435, 3503, 6938, 114511, 121449, 235960, 11919449, 12155409, 24074858, 397353137, 421427995, 818781132, 41360484595, 42179265727, 83539750322, 1378815270879, 1462355021201, 2841170292080, 143520869625201, 146362039917281
OFFSET
0,3
LINKS
Index entries for linear recurrences with constant coefficients, signature (0, 0, 0, 0, 0, 3470, 0, 0, 0, 0, 0, -1).
FORMULA
G.f.: -(x^4 - x^3 + 2*x^2 + x + 1)*(x^6 - 34*x^3 - 1) / (x^12 - 3470*x^6 + 1). - Colin Barker, Dec 05 2013
MATHEMATICA
Denominator[Convergents[Sqrt[651], 30]] (* Vincenzo Librandi, Jan 18 2014 *)
CROSSREFS
Sequence in context: A305485 A078732 A305085 * A316736 A199551 A045932
KEYWORD
nonn,frac,easy
EXTENSIONS
More terms from Colin Barker, Dec 05 2013
STATUS
approved