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A041865
Denominators of continued fraction convergents to sqrt(454).
2
1, 3, 10, 13, 179, 371, 1292, 2955, 4247, 7202, 33055, 205532, 238587, 1875641, 2114228, 3989869, 6104097, 126071809, 132175906, 258247715, 390423621, 2991213062, 3381636683, 23281033160, 96505769323, 119786802483, 216292571806, 552371946095, 1873408410091
OFFSET
0,2
LINKS
Index entries for linear recurrences with constant coefficients, signature (0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 33832080168351370, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1).
FORMULA
a(n) = 33832080168351370*a(n-34) - a(n-68) for n>67. - Vincenzo Librandi, Dec 26 2013
MATHEMATICA
Denominator[Convergents[Sqrt[454], 30]] (* Vincenzo Librandi, Dec 26 2013 *)
CROSSREFS
Cf. A041864.
Sequence in context: A041121 A002354 A079943 * A357628 A289151 A085776
KEYWORD
nonn,frac,easy
AUTHOR
EXTENSIONS
More terms from Vincenzo Librandi, Dec 26 2013
STATUS
approved