A042791 Denominators of continued fraction convergents to sqrt(926).

1, 2, 7, 79, 86, 681, 767, 2982, 6731, 36637, 43368, 80005, 123373, 573497, 17328283, 69886629, 87214912, 157101541, 244316453, 1378683806, 3001684065, 10383736001, 13385420066, 104081676463, 117467096529, 1396219738282, 4306126311375, 10008472361032

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, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 609120594284670, 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).

Formula

a(n) = 609120594284670*a(n-28) - a(n-56) for n>55. - Vincenzo Librandi, Jan 29 2014

Mathematica

Denominator[Convergents[Sqrt[926], 30]] (* Vincenzo Librandi, Jan 29 2014 *)

Crossrefs

Cf. A042790, A040895.

Sequence in context: A067963 A304980 A059406 * A128293 A354426 A307291

Adjacent sequences: A042788 A042789 A042790 * A042792 A042793 A042794

Keyword

nonn,frac,easy

Author

N. J. A. Sloane.

Extensions

More terms from Vincenzo Librandi, Jan 29 2014

Status

approved