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A174754 x-values in the solution to x^2-46*y^2=1. 2
1, 24335, 1184384449, 57643991108495, 2805533046066067201, 136545293294391499564175, 6645659421832501237722330049, 323444243924042541945554303920655 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
COMMENTS
The corresponding values of y of this Pell equation are in A174851.
LINKS
FORMULA
a(n) = 48670*a(n-1)-a(n-2) with a(1)=1, a(2)=24335.
G.f.: x*(1-24335*x)/(1-48670*x+x^2).
MATHEMATICA
LinearRecurrence[{48670, -1}, {1, 24335}, 30]
PROG
(Magma)I:=[1, 24335]; [n le 2 select I[n] else 48670*Self(n-1)-Self(n-2): n in [1..20]];
CROSSREFS
Cf. A174851.
Sequence in context: A025041 A156843 A156844 * A206682 A083621 A083622
KEYWORD
nonn,easy
AUTHOR
Vincenzo Librandi, Apr 13 2010
STATUS
approved

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Last modified April 22 02:54 EDT 2024. Contains 371887 sequences. (Running on oeis4.)