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A041738
Numerators of continued fraction convergents to sqrt(389).
2
19, 20, 59, 79, 138, 217, 355, 927, 1282, 49643, 50925, 151493, 202418, 353911, 556329, 910240, 2376809, 3287049, 127284671, 130571720, 388428111, 518999831, 907427942, 1426427773, 2333855715, 6094139203, 8427994918, 326357946087, 334785941005, 995929828097
OFFSET
0,1
LINKS
Index entries for linear recurrences with constant coefficients, signature (0, 0, 0, 0, 0, 0, 0, 0, 2564, 0, 0, 0, 0, 0, 0, 0, 0, 1).
FORMULA
G.f.: -(x^17 -19*x^16 +20*x^15 -59*x^14 +79*x^13 -138*x^12 +217*x^11 -355*x^10 +927*x^9 +1282*x^8 +927*x^7 +355*x^6 +217*x^5 +138*x^4 +79*x^3 +59*x^2 +20*x +19) / (x^18 +2564*x^9 -1). - Colin Barker, Nov 11 2013
MATHEMATICA
Numerator[Convergents[Sqrt[389], 30]] (* Vincenzo Librandi, Nov 07 2013 *)
CROSSREFS
Cf. A041739.
Sequence in context: A041726 A041724 A041722 * A041740 A041736 A041734
KEYWORD
nonn,cofr,frac,easy
AUTHOR
EXTENSIONS
More terms from Colin Barker, Nov 11 2013
STATUS
approved