The database currently contains the Cremona database of all 2,483,649 elliptic curves defined over $\Q$ with conductor at most 400,000, all of which have rank $\leq 4$. Here are some further statistics.

Browse elliptic curves over $\Q$

By rank: 0 1 2 3 4

A random elliptic curve from the database

Find a specific curve or isogeny class by coefficients or LMFDB label

e.g. 11.a2 or 389.a or Cremona:11a1 or [0,1,1,-2,0] or [-3024, 46224]

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