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URL: https://oeis.org/A233391

⇱ A233391 - OEIS


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A233391
List of values of d in infinite family of points on Mordell curve x^3-y^2=d over quadratic field Sqrt[13].
3
1482975, 2773341207, 3600641055375, 4673630162187207, 6066368350723590975, 7874141445609904550007, 10220629530033306227969775, 13266369255841785874845869607, 17219737073453108032244556431775, 22351205454972878384067560248226007, 2901184746081772268941166095848657697
OFFSET
1,1
COMMENTS
All numbers in this sequence are of the form 59319 multipled by an odd number.
FORMULA
a(n)=59319(2t[n]-1)where t[n] satisfies the linear recurrence t[n]=1299 t[n-1]-1299 t[n-2] + t[n-2] with t[1]=13, t[2]=23377, t[3]=30349813.
(A233379(n))^3-(A233392(n))^2=A233391(n).
CROSSREFS
KEYWORD
nonn
AUTHOR
Artur Jasinski, Dec 08 2013
STATUS
approved