A042083 Denominators of continued fraction convergents to sqrt(565).

1, 1, 4, 9, 13, 152, 773, 4017, 44960, 48977, 142914, 477719, 620633, 29026837, 29647470, 117969247, 265585964, 383555211, 4484693285, 22807021636, 118519801465, 1326524837751, 1445044639216, 4216614116183

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, 29504556, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1).

Mathematica

Denominator[Convergents[Sqrt[565], 30]] (* Harvey P. Dale, Feb 27 2012 *)

Crossrefs

Cf. A042082.

Sequence in context: A041028 A041211 A042323 * A264733 A102776 A140343

Adjacent sequences: A042080 A042081 A042082 * A042084 A042085 A042086

Keyword

nonn,cofr,easy

Author

N. J. A. Sloane.

Status

approved