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A309163 Rank of elliptic curve y^2 = x * (x+1) * (x-n). 3
0, 0, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1, 1, 1, 0, 1, 1, 0, 0, 0, 1, 0, 0, 1, 0, 1, 0, 1, 0, 1, 1, 0, 0, 0, 0, 1, 0, 0, 0, 1, 1, 1, 0, 0, 0, 0, 1, 0, 0, 1, 1, 1, 1, 1, 1, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 1, 0, 1, 1, 0, 1, 2, 0, 1, 1, 1 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,88

LINKS

Seiichi Manyama, Table of n, a(n) for n = 1..1000

PROG

(PARI) {a(n) = ellanalyticrank(ellinit([0, -n+1, 0, -n, 0]))[1]}

CROSSREFS

Cf. A309162, A309165.

Sequence in context: A075107 A269953 A326411 * A320655 A277017 A178498

Adjacent sequences:  A309160 A309161 A309162 * A309164 A309165 A309166

KEYWORD

nonn

AUTHOR

Seiichi Manyama, Jul 15 2019

STATUS

approved

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Last modified June 24 23:54 EDT 2021. Contains 345445 sequences. (Running on oeis4.)