A041947 Denominators of continued fraction convergents to sqrt(496).

1, 3, 4, 11, 48, 59, 107, 273, 653, 1579, 2232, 3811, 17476, 38763, 56239, 207480, 9185359, 27763557, 36948916, 101661389, 443594472, 545255861, 988850333, 2522956527, 6034763387, 14592483301, 20627246688, 35219729989, 161506166644, 358232063277

Offset

0,2

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, 9241598, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1).

Formula

a(n) = 9241598*a(n-16) - a(n-32) for n>31. - Vincenzo Librandi, Dec 27 2013

Mathematica

Denominator[Convergents[Sqrt[496], 30]] (* Harvey P. Dale, Mar 26 2013 *)

Crossrefs

Cf. A041946.

Sequence in context: A296256 A351510 A101982 * A391714 A327081 A201970

Adjacent sequences: A041944 A041945 A041946 * A041948 A041949 A041950

Keyword

nonn,frac,easy

Author

N. J. A. Sloane

Extensions

More terms from Vincenzo Librandi, Dec 27 2013

Status

approved