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A042220 Numerators of continued fraction convergents to sqrt(636). 2
25, 101, 126, 227, 807, 2648, 32583, 100397, 333774, 434171, 767945, 3505951, 176065495, 707767931, 883833426, 1591601357, 5658637497, 18567513848, 228468803673, 703973924867, 2340390578274, 3044364503141 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,1
COMMENTS
Conjecture: satisfies a linear recurrence having signature (0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 7011902, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1). - Harvey P. Dale, May 08 2022
LINKS
Index entries for linear recurrences with constant coefficients, signature (0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 7011902, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1).
MATHEMATICA
Numerator[Convergents[Sqrt[636], 30]] (* Harvey P. Dale, Sep 17 2013 *)
CROSSREFS
Cf. A042221.
Sequence in context: A309779 A356533 A221274 * A114254 A042222 A158551
KEYWORD
nonn,cofr,frac,easy
AUTHOR
STATUS
approved

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Last modified May 25 07:15 EDT 2024. Contains 372782 sequences. (Running on oeis4.)