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A042633
Denominators of continued fraction convergents to sqrt(846).
2
1, 11, 12, 23, 35, 58, 93, 151, 395, 546, 941, 1487, 2428, 3915, 6343, 73688, 4280247, 47156405, 51436652, 98593057, 150029709, 248622766, 398652475, 647275241, 1693202957, 2340478198, 4033681155, 6374159353, 10407840508, 16781999861, 27189840369
OFFSET
0,2
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, 4286590, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1).
FORMULA
a(n) = 4286590*a(n-16) - a(n-32) for n>31. - Vincenzo Librandi, Jan 26 2014
MATHEMATICA
Denominator[Convergents[Sqrt[846], 50]] (* Harvey P. Dale, Dec 15 2013 *)
CROSSREFS
Sequence in context: A367556 A022101 A041246 * A197221 A093099 A092778
KEYWORD
nonn,frac,easy
AUTHOR
EXTENSIONS
More terms from Vincenzo Librandi, Jan 26 2014
STATUS
approved