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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

Table of n, a(n) for n=1..97.

FORMULA

a(n) = A060953(n^2).

PROG

(PARI) {a(n) = ellanalyticrank(ellinit([0, 0, 0, n^2, 0]))[1]}

CROSSREFS

Cf. A060953, A309060, A319510.

Sequence in context: A069846 A239657 A298934 * A289618 A161520 A070097

Adjacent sequences:  A309058 A309059 A309060 * A309062 A309063 A309064

KEYWORD

nonn

AUTHOR

Seiichi Manyama, Jul 09 2019

STATUS

approved

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Last modified April 3 18:11 EDT 2020. Contains 333197 sequences. (Running on oeis4.)