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A042878 Numerators of continued fraction convergents to sqrt(971). 2
31, 187, 779, 966, 1745, 2711, 7167, 38546, 122805, 284156, 3532677, 109797143, 1321098393, 2751993929, 9577080180, 50637394829, 110851869838, 161489264667, 272341134505, 433830399172, 2007662731193 (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, 24959613572660, 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) = 24959613572660*a(n-22) - a(n-44) for n > 43. - Vincenzo Librandi, Feb 01 2014
MATHEMATICA
Numerator[Convergents[Sqrt[971], 30]] (* Vincenzo Librandi, Dec 08 2013 *)
CROSSREFS
Sequence in context: A227523 A055788 A042876 * A165130 A229145 A261354
KEYWORD
nonn,frac,easy
AUTHOR
STATUS
approved

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Last modified July 25 08:28 EDT 2024. Contains 374586 sequences. (Running on oeis4.)