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A309069
Least k such that the rank of the elliptic curve y^2 = x^3 + k^2 is n.
1
1, 3, 15, 427, 17353
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OFFSET
0,2
LINKS
Table of n, a(n) for n=0..4.
PROG
(PARI) {a(n) = my(k=1); while(ellanalyticrank(ellinit([0, 0, 0, 0, k^2]))[1]<>n, k++); k}
CROSSREFS
Cf.
A031507
,
A060950
,
A309060
,
A309068
.
Sequence in context:
A336270
A296940
A193119
*
A122579
A138303
A338293
Adjacent sequences:
A309066
A309067
A309068
*
A309070
A309071
A309072
KEYWORD
nonn
,
more
AUTHOR
Seiichi Manyama
, Jul 10 2019
STATUS
approved
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Last modified March 29 06:57 EDT 2024. Contains 371265 sequences. (Running on oeis4.)