A042847 Denominators of continued fraction convergents to sqrt(954).

1, 1, 8, 9, 53, 168, 389, 2502, 5393, 18681, 98798, 117479, 921151, 1038630, 63238951, 64277581, 513182018, 577459599, 3400480013, 10778899638, 24958279289, 160528575372, 346015430033, 1198574865471, 6338889757388, 7537464622859, 59101142117401

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, 64160102, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1).

Formula

a(n) = 64160102*s(n-14) - a(n-28) for n>27. - Vincenzo Librandi, Jan 30 2014

Mathematica

Denominator[Convergents[Sqrt[954], 30]] (* Vincenzo Librandi, Jan 30 2014 *)

Crossrefs

Cf. A042846, A040923.

Sequence in context: A270013 A393217 A341526 * A121330 A152189 A042873

Adjacent sequences: A042844 A042845 A042846 * A042848 A042849 A042850

Keyword

nonn,frac,easy

Author

N. J. A. Sloane

Extensions

More terms from Vincenzo Librandi, Jan 30 2014

Status

approved