## Refine search

*The rank, regulator and analytic order of Ш are not known for all curves in the database; curves for which these are unknown will not appear in searches specifying one of these quantities.

## Results (displaying both matches)

Label Base field Conductor Isogeny class Weierstrass coefficients
81.1-CMa1 $$\Q(\sqrt{-3})$$ 81.1 81.1-CMa $$\bigl[0$$ , $$0$$ , $$1$$ , $$0$$ , $$0\bigr]$$
81.1-CMa2 $$\Q(\sqrt{-3})$$ 81.1 81.1-CMa $$\bigl[0$$ , $$0$$ , $$1$$ , $$-30$$ , $$63\bigr]$$