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A042775
Denominators of continued fraction convergents to sqrt(918).
2
1, 3, 7, 10, 67, 2020, 12187, 14207, 40601, 136010, 8201201, 24739613, 57680427, 82420040, 552200667, 16648440050, 100442840967, 117091281017, 334625403001, 1120967490020, 67592674804201, 203898991902623, 475390658609447, 679289650512070
OFFSET
0,2
LINKS
Index entries for linear recurrences with constant coefficients, signature (0, 0, 0, 0, 0, 0, 0, 0, 0, 8241802, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1).
FORMULA
G.f.: -(x^18 -3*x^17 +7*x^16 -10*x^15 +67*x^14 -2020*x^13 +12187*x^12 -14207*x^11 +40601*x^10 -136010*x^9 -40601*x^8 -14207*x^7 -12187*x^6 -2020*x^5 -67*x^4 -10*x^3 -7*x^2 -3*x -1) / (x^20 -8241802*x^10 +1). - Colin Barker, Dec 23 2013
MATHEMATICA
Denominator[Convergents[Sqrt[918], 30]] (* Vincenzo Librandi, Jan 29 2014 *)
CROSSREFS
Sequence in context: A042229 A042373 A265686 * A229596 A125255 A125254
KEYWORD
nonn,frac,easy
AUTHOR
EXTENSIONS
More terms from Colin Barker, Dec 23 2013
STATUS
approved