|
| |
|
|
A175016
|
|
y-values in the solution to x^2-58*y^2=1.
|
|
2
|
|
|
|
0, 2574, 100916244, 3956522259690, 155119411612489896, 6081611647722756602886, 238435666105498983760258620, 9348108719250581509581942852834, 366501950208502632559170667727951184
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
|
OFFSET
|
1,2
|
|
|
COMMENTS
|
The corresponding values of x of this Pell equation are in A174760.
|
|
|
LINKS
|
Vincenzo Librandi, Table of n, a(n) for n = 1..200
Index entries for linear recurrences with constant coefficients, signature (39206,-1).
|
|
|
FORMULA
|
a(n) = 39206*a(n-1)-a(n-2) with a(1)=0, a(2)=2574.
G.f.: 2574*x^2/(1-39206*x+x^2).
|
|
|
MATHEMATICA
|
LinearRecurrence[{39206, -1}, {0, 2574}, 30]
|
|
|
PROG
|
(Magma) I:=[0, 2574]; [n le 2 select I[n] else 39206*Self(n-1)-Self(n-2): n in [1..20]];
|
|
|
CROSSREFS
|
Cf. A174760.
Sequence in context: A252677 A235882 A156627 * A260104 A031789 A001294
Adjacent sequences: A175013 A175014 A175015 * A175017 A175018 A175019
|
|
|
KEYWORD
|
nonn,easy
|
|
|
AUTHOR
|
Vincenzo Librandi, Apr 15 2010
|
|
|
STATUS
|
approved
|
| |
|
|
