A042841 Denominators of continued fraction convergents to sqrt(951).

1, 1, 6, 31, 68, 235, 303, 538, 841, 8107, 8948, 17055, 26003, 95064, 216131, 1175719, 6094726, 7270445, 442321426, 449591871, 2690280781, 13900995776, 30492272333, 105377812775, 135870085108, 241247897883, 377117982991, 3635309744802, 4012427727793

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, 0, 0, 448416152, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1).

Formula

a(n) = 448416152*a(n-18) - a(n-36) for n>35. - Vincenzo Librandi, Jan 30 2014

Mathematica

Denominator[Convergents[Sqrt[951], 40]] (* Harvey P. Dale, Jan 20 2012 *)

Crossrefs

Cf. A042840, A040920.

Sequence in context: A306331 A254502 A025524 * A215730 A187508 A087725

Adjacent sequences: A042838 A042839 A042840 * A042842 A042843 A042844

Keyword

nonn,frac,easy

Author

N. J. A. Sloane.

Extensions

More terms from Vincenzo Librandi, Jan 30 2014

Status

approved