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A042389
Denominators of continued fraction convergents to sqrt(721).
2
1, 1, 6, 7, 20, 27, 74, 101, 175, 276, 451, 727, 1178, 20753, 63437, 84190, 147627, 1560460, 7949927, 9510387, 65012249, 74522636, 437625429, 4450776926, 4888402355, 9339179281, 32905940198, 568740162647, 601646102845, 1170386265492, 1772032368337
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, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 37264353886584830, 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, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1).
MATHEMATICA
Denominator[Convergents[Sqrt[721], 30]] (* Vincenzo Librandi, Jan 21 2014 *)
CROSSREFS
Cf. A042388.
Sequence in context: A081348 A002361 A041185 * A287859 A288649 A287913
KEYWORD
nonn,frac,easy
AUTHOR
EXTENSIONS
More terms from Vincenzo Librandi, Jan 21 2014
STATUS
approved