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A042486 Numerators of continued fraction convergents to sqrt(771). 2
27, 28, 111, 361, 833, 3693, 4526, 8219, 12745, 20964, 54673, 1497135, 3048943, 4546078, 7595021, 12141099, 19736120, 91085579, 201907278, 696807413, 2292329517, 2989136930, 163705723737, 166694860667 (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, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 5978273860, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1).
FORMULA
a(n) = 5978273860*a(n-22) - a(n-44) for n>43. [Bruno Berselli, Nov 26 2013]
MATHEMATICA
Numerator[Convergents[Sqrt[771], 30]] (* Vincenzo Librandi, Nov 25 2013 *)
CROSSREFS
Cf. A042487.
Sequence in context: A042476 A045861 A042488 * A290276 A338447 A042492
KEYWORD
nonn,cofr,frac,easy
AUTHOR
STATUS
approved

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Last modified July 12 10:18 EDT 2024. Contains 374244 sequences. (Running on oeis4.)