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A041579 Denominators of continued fraction convergents to sqrt(307). 2
1, 1, 2, 23, 117, 140, 537, 9269, 28344, 37613, 216409, 2418112, 2634521, 5052633, 174424043, 179476676, 353900719, 4072384585, 20715823644, 24788208229, 95080448331, 1641155829856, 5018547937899, 6659703767755, 38317066776674, 428147438311169 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 0..200

FORMULA

a(n) = 177058564*a(n-14) - a(n-28) for n>27. [Bruno Berselli, Dec 20 2013]

MATHEMATICA

Denominator[Convergents[Sqrt[307], 30]] (* Vincenzo Librandi, Dec 20 2013 *)

CROSSREFS

Cf. A041578.

Sequence in context: A034523 A229222 A143912 * A185830 A301665 A193981

Adjacent sequences:  A041576 A041577 A041578 * A041580 A041581 A041582

KEYWORD

nonn,frac,easy

AUTHOR

N. J. A. Sloane.

EXTENSIONS

More terms from Vincenzo Librandi, Dec 20 2013

STATUS

approved

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Last modified October 21 06:39 EDT 2019. Contains 328292 sequences. (Running on oeis4.)