A041806 Numerators of continued fraction convergents to sqrt(424).

20, 21, 41, 103, 453, 2368, 2821, 5189, 8010, 77279, 85289, 162568, 247857, 1401853, 5855269, 13112391, 18967660, 32080051, 1302169700, 1334249751, 2636419451, 6607088653, 29064774063, 151930958968

Offset

0,1

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

Mathematica

Numerator[Convergents[Sqrt[424], 30]] (* Vincenzo Librandi, Nov 09 2013 *)

Crossrefs

Cf. A041807.

Sequence in context: A041810 A042855 A041812 * A041804 A041802 A041800

Adjacent sequences: A041803 A041804 A041805 * A041807 A041808 A041809

Keyword

nonn,cofr,frac,easy

Author

N. J. A. Sloane.

Status

approved