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A309061 Rank of elliptic curve y^2 = x^3 + n^2 * x. 1
0, 0, 1, 0, 0, 0, 1, 0, 0, 1, 1, 1, 0, 1, 1, 0, 2, 0, 1, 0, 0, 0, 1, 0, 0, 1, 1, 1, 0, 1, 1, 0, 0, 0, 1, 0, 0, 0, 1, 1, 0, 1, 1, 1, 0, 1, 1, 1, 0, 0, 1, 0, 0, 0, 1, 1, 0, 1, 1, 1, 0, 1, 1, 0, 0, 0, 1, 2, 2, 0, 1, 0, 0, 1, 1, 1, 2, 1, 1, 0, 0, 2, 1, 0, 0, 0, 1, 0, 0, 1, 1, 1, 0, 1, 1, 0, 2 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,17
LINKS
FORMULA
a(n) = A060953(n^2).
PROG
(PARI) {a(n) = ellanalyticrank(ellinit([0, 0, 0, n^2, 0]))[1]}
CROSSREFS
Sequence in context: A069846 A239657 A298934 * A289618 A161520 A070097
KEYWORD
nonn
AUTHOR
Seiichi Manyama, Jul 09 2019
STATUS
approved

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Last modified March 19 03:33 EDT 2024. Contains 370952 sequences. (Running on oeis4.)