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Results (4 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
28.1-a5 28.1-a \(\Q(\sqrt{77}) \) \( 2^{2} \cdot 7 \) $1$ $\Z/2\Z$ $\mathrm{SU}(2)$ $3.787738810$ $7.027708105$ 3.033530572 \( \frac{128787625}{98} \) \( \bigl[a + 1\) , \( -a\) , \( 1\) , \( -96 a - 360\) , \( -1170 a - 4541\bigr] \) ${y}^2+\left(a+1\right){x}{y}+{y}={x}^{3}-a{x}^{2}+\left(-96a-360\right){x}-1170a-4541$
28.1-b5 28.1-b \(\Q(\sqrt{77}) \) \( 2^{2} \cdot 7 \) 0 $\Z/6\Z$ $\mathrm{SU}(2)$ $1$ $35.33144352$ 1.789507409 \( \frac{128787625}{98} \) \( \bigl[1\) , \( 0\) , \( 1\) , \( -11\) , \( 12\bigr] \) ${y}^2+{x}{y}+{y}={x}^{3}-11{x}+12$
196.1-a5 196.1-a \(\Q(\sqrt{77}) \) \( 2^{2} \cdot 7^{2} \) 0 $\Z/2\Z$ $\mathrm{SU}(2)$ $1$ $5.955778371$ 2.714895745 \( \frac{128787625}{98} \) \( \bigl[a + 1\) , \( -a - 1\) , \( a\) , \( 72 a - 372\) , \( -613 a + 2974\bigr] \) ${y}^2+\left(a+1\right){x}{y}+a{y}={x}^{3}+\left(-a-1\right){x}^{2}+\left(72a-372\right){x}-613a+2974$
196.1-b5 196.1-b \(\Q(\sqrt{77}) \) \( 2^{2} \cdot 7^{2} \) 0 $\Z/2\Z$ $\mathrm{SU}(2)$ $1$ $5.955778371$ 2.714895745 \( \frac{128787625}{98} \) \( \bigl[a\) , \( -1\) , \( a + 1\) , \( -74 a - 299\) , \( 612 a + 2361\bigr] \) ${y}^2+a{x}{y}+\left(a+1\right){y}={x}^{3}-{x}^{2}+\left(-74a-299\right){x}+612a+2361$
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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.