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The results below are complete, since the LMFDB contains all elliptic curves with conductor norm at most 100000 over imaginary quadratic fields with absolute discriminant 4

Note: The completeness Only modular elliptic curves are included

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Results (displaying both matches)

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Label Class Base field Conductor norm Rank Torsion CM Sato-Tate Regulator Period Leading coeff j-invariant Weierstrass coefficients Weierstrass equation
1465.1-a1 1465.1-a \(\Q(\sqrt{-1}) \) \( 5 \cdot 293 \) 0 $\Z/2\Z$ $\mathrm{SU}(2)$ $1$ $4.724382622$ 2.362191311 \( \frac{1469007872}{7325} a - \frac{788592704}{7325} \) \( \bigl[i + 1\) , \( 0\) , \( i\) , \( -i + 6\) , \( 6 i + 1\bigr] \) ${y}^2+\left(i+1\right){x}{y}+i{y}={x}^{3}+\left(-i+6\right){x}+6i+1$
1465.1-a2 1465.1-a \(\Q(\sqrt{-1}) \) \( 5 \cdot 293 \) 0 $\Z/2\Z$ $\mathrm{SU}(2)$ $1$ $4.724382622$ 2.362191311 \( -\frac{59328512}{429245} a + \frac{107829184}{429245} \) \( \bigl[i + 1\) , \( i + 1\) , \( i\) , \( -1\) , \( -1\bigr] \) ${y}^2+\left(i+1\right){x}{y}+i{y}={x}^{3}+\left(i+1\right){x}^{2}-{x}-1$
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  *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.