A042898 Numerators of continued fraction convergents to sqrt(981).

31, 94, 783, 877, 1660, 2537, 4197, 6734, 10931, 28596, 39527, 68123, 1061372, 12804587, 26670546, 172827863, 372326272, 4640743127, 69983473177, 74624216304, 144607689481, 363839595266, 508447284747

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, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 316141343972498, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1).

Mathematica

Numerator/@Convergents[Sqrt[981], 30]  (* Harvey P. Dale, Apr 23 2011 *)

Crossrefs

Cf. A042899.

Sequence in context: A042890 A042894 A042896 * A044218 A044599 A143032

Adjacent sequences: A042895 A042896 A042897 * A042899 A042900 A042901

Keyword

nonn,cofr,frac,easy

Author

N. J. A. Sloane

Status

approved