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A042426 Numerators of continued fraction convergents to sqrt(741). 2
27, 109, 136, 245, 3321, 60023, 783620, 843643, 1627263, 7352695, 398672793, 1602043867, 2000716660, 3602760527, 48836603511, 882661623725, 11523437711936, 12406099335661, 23929537047597, 108124247526049, 5862638903454243, 23558679861343021 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,1
LINKS
Index entries for linear recurrences with constant coefficients, signature (0,0,0,0,0,0,0,0,0,14705390,0,0,0,0,0,0,0,0,0,-1).
FORMULA
G.f.: -(x^19 - 27*x^18 + 109*x^17 - 136*x^16 + 245*x^15 - 3321*x^14 + 60023*x^13 - 783620*x^12 + 843643*x^11 - 1627263*x^10 - 7352695*x^9 - 1627263*x^8 - 843643*x^7 - 783620*x^6 - 60023*x^5 - 3321*x^4 - 245*x^3 - 136*x^2 - 109*x - 27) / (x^20 - 14705390*x^10 + 1). - Colin Barker, Dec 12 2013
MATHEMATICA
Numerator[Convergents[Sqrt[741], 30]] (* Vincenzo Librandi, Nov 24 2013 *)
CROSSREFS
Sequence in context: A244634 A134171 A129026 * A042424 A248095 A193391
KEYWORD
nonn,cofr,frac,easy
AUTHOR
EXTENSIONS
More terms from Colin Barker, Dec 12 2013
STATUS
approved

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Last modified March 28 09:04 EDT 2024. Contains 371240 sequences. (Running on oeis4.)