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A309068
Least k such that the rank of the elliptic curve y^2 = x^3 - k^2 is n.
3
1, 2, 11, 362, 7954
OFFSET
0,2
PROG
(PARI) {a(n) = my(k=1); while(ellanalyticrank(ellinit([0, 0, 0, 0, -k^2]))[1]<>n, k++); k}
CROSSREFS
KEYWORD
nonn,more
AUTHOR
Seiichi Manyama, Jul 10 2019
STATUS
approved