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A041399
Denominators of continued fraction convergents to sqrt(214).
2
1, 1, 2, 3, 8, 27, 35, 167, 1538, 1705, 3243, 17920, 57003, 815962, 2504889, 13340407, 15845296, 29185703, 278516623, 1143252195, 1421768818, 5408558649, 12238886116, 17647444765, 29886330881, 47533775646, 1360832048969, 1408365824615, 2769197873584
OFFSET
0,3
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, 1390718379850, 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) = 1390718379850*a(n-26) - a(n-52) for n>51. - Vincenzo Librandi, Dec 17 2013
MATHEMATICA
Denominator[Convergents[Sqrt[214], 30]] (* Vincenzo Librandi, Dec 17 2013 *)
CROSSREFS
Cf. A041398.
Sequence in context: A107704 A246446 A296093 * A183948 A041503 A086613
KEYWORD
nonn,frac,easy
AUTHOR
EXTENSIONS
More terms from Vincenzo Librandi, Dec 17 2013
STATUS
approved