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A041777
Denominators of continued fraction convergents to sqrt(409).
2
1, 4, 9, 67, 76, 143, 219, 1019, 2257, 5533, 74186, 969951, 2014088, 4998127, 22006596, 27004723, 49011319, 76016042, 581123613, 1238263268, 5534176685, 222605330668, 895955499357, 2014516329382, 14997569805031, 17012086134413, 32009655939444
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, 0, 0, 0, 0, 0, 223843593936, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1).
MATHEMATICA
Denominator[Convergents[Sqrt[409], 30]] (* Vincenzo Librandi, Dec 24 2013 *)
CROSSREFS
Cf. A041776.
Sequence in context: A069020 A220189 A122956 * A367276 A100517 A327579
KEYWORD
nonn,frac,easy
AUTHOR
EXTENSIONS
More terms from Vincenzo Librandi, Dec 24 2013
STATUS
approved