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A041457
Denominators of continued fraction convergents to sqrt(244).
2
1, 1, 2, 3, 5, 8, 21, 29, 166, 195, 361, 3444, 3805, 26274, 30079, 296985, 327064, 624049, 3447309, 4071358, 11590025, 15661383, 27251408, 42912791, 70164199, 113076990, 3462473899, 3575550889, 7038024788
OFFSET
0,3
LINKS
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, 3532638098, 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) = 3532638098*a(n-26) - a(n-52) for n>51. - Vincenzo Librandi, Dec 18 2013
MATHEMATICA
Denominator[Convergents[Sqrt[244], 30]] (* Vincenzo Librandi, Dec 18 2013 *)
CROSSREFS
Cf. A041456.
Sequence in context: A103004 A102016 A002363 * A161468 A229040 A143873
KEYWORD
nonn,frac,easy
AUTHOR
STATUS
approved