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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
254.2-a3 254.2-a \(\Q(\sqrt{2}) \) \( 2 \cdot 127 \) 0 $\Z/2\Z$ $\mathrm{SU}(2)$ $1$ $3.116749225$ 1.652905884 \( -\frac{49516122983763575}{8391745829378} a + \frac{46201138692841517}{4195872914689} \) \( \bigl[1\) , \( -a - 1\) , \( 1\) , \( -15 a - 61\) , \( -5 a - 107\bigr] \) ${y}^2+{x}{y}+{y}={x}^{3}+\left(-a-1\right){x}^{2}+\left(-15a-61\right){x}-5a-107$
2032.2-a3 2032.2-a \(\Q(\sqrt{2}) \) \( 2^{4} \cdot 127 \) 0 $\Z/2\Z$ $\mathrm{SU}(2)$ $1$ $2.910230739$ 2.057843890 \( -\frac{49516122983763575}{8391745829378} a + \frac{46201138692841517}{4195872914689} \) \( \bigl[a\) , \( -a + 1\) , \( 0\) , \( -63 a - 244\) , \( 284 a + 977\bigr] \) ${y}^2+a{x}{y}={x}^{3}+\left(-a+1\right){x}^{2}+\left(-63a-244\right){x}+284a+977$
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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.