A042281 Denominators of continued fraction convergents to sqrt(666).

1, 1, 5, 26, 31, 57, 373, 430, 2093, 2523, 17231, 19754, 36985, 204679, 855701, 1060380, 53874701, 54935081, 273615025, 1423010206, 1696625231, 3119635437, 20414437853, 23534073290, 114550731013, 138084804303, 943059556831, 1081144361134, 2024203917965

Offset

0,3

Links

Vincenzo Librandi, Table of n, a(n) for n = 0..200

Index entries for linear recurrences with constant coefficients, signature (0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 54730402, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1).

Mathematica

Denominator[Convergents[Sqrt[666], 30]] (* Vincenzo Librandi, Jan 19 2014 *)

Crossrefs

Cf. A042280.

Sequence in context: A300005 A048269 A073069 * A041625 A207472 A083283

Adjacent sequences: A042278 A042279 A042280 * A042282 A042283 A042284

Keyword

nonn,frac,easy

Author

N. J. A. Sloane.

Extensions

More terms from Vincenzo Librandi, Jan 19 2014

Status

approved