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A309164 Least k such that the rank of the elliptic curve y^2 = x * (x+1) * (x+k) is n. 1
2, 7, 31, 627, 15991 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

LINKS

Table of n, a(n) for n=0..4.

H. Mishima, Tables of Elliptic Curves

PROG

(PARI) {a(n) = my(k=2); while(ellanalyticrank(ellinit([0, k+1, 0, k, 0]))[1]<>n, k++); k}

CROSSREFS

Cf. A309162, A309165.

Sequence in context: A091312 A118581 A102159 * A102163 A102164 A147782

Adjacent sequences:  A309161 A309162 A309163 * A309165 A309166 A309167

KEYWORD

nonn,more

AUTHOR

Seiichi Manyama, Jul 15 2019

STATUS

approved

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Last modified October 22 22:34 EDT 2019. Contains 328335 sequences. (Running on oeis4.)