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URL: https://oeis.org/A041301

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A041301
Denominators of continued fraction convergents to sqrt(163).
3
1, 1, 4, 13, 30, 43, 73, 554, 627, 7451, 8078, 63997, 72075, 136072, 344219, 1168729, 3850406, 5019135, 124309646, 129328781, 512295989, 1666216748, 3844729485, 5510946233, 9355675718, 71000676259, 80356351977, 954920548006, 1035276899983, 8201858847887
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, 128160052, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1).
FORMULA
a(n) = 128160052*a(n-18) - a(n-36) for n>35. [Bruno Berselli, Dec 15 2013]
MATHEMATICA
Denominator[Convergents[Sqrt[163], 30]] (* Vincenzo Librandi, Dec 15 2013 *)
CROSSREFS
Cf. A041300.
Sequence in context: A241399 A264536 A161742 * A138989 A254830 A071400
KEYWORD
nonn,frac,easy
EXTENSIONS
More terms from Vincenzo Librandi, Dec 15 2013
STATUS
approved